CONTINENTAL AIRLINES INC /DE/
EXHIBIT 10.21(AS)
<DOCUMENT>
<TYPE>EX-10.21(AS)
<SEQUENCE>5
<FILENAME>f200710kexh1021as.htm
<DESCRIPTION>EXHIBIT 10.21(AS)
<TEXT>
<HTML>
<HEAD>
<TITLE>Certification Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002</TITLE>
</HEAD>
<BODY>

<P ALIGN="RIGHT">EXHIBIT 10.21(as)</P>
<FONT SIZE=4><P ALIGN="CENTER"></P>
<P ALIGN="CENTER">Supplemental Agreement No. 44 </P>
<P ALIGN="CENTER"></P>
<P ALIGN="CENTER">to</P>
<P ALIGN="CENTER"></P>
<P ALIGN="CENTER">Purchase Agreement No. 1951</P>
<P ALIGN="CENTER"></P>
<P ALIGN="CENTER">Between</P>
<P ALIGN="CENTER"></P>
<P ALIGN="CENTER">The Boeing Company</P>
<P ALIGN="CENTER"></P>
<P ALIGN="CENTER">and</P>
<P ALIGN="CENTER"></P>
<P ALIGN="CENTER">Continental Airlines, Inc.</P>
<P ALIGN="CENTER"></P>
<P ALIGN="CENTER">Relating to Boeing Model 737 Aircraft</P>
</FONT>
<P>&nbsp;</P>
<P>&nbsp;</P>
<P>THIS SUPPLEMENTAL AGREEMENT, entered into as of </P>
<P>December 7, 2007 by and between THE BOEING COMPANY (Boeing) and Continental Airlines, Inc. (Buyer);</P>
<FONT FACE="Courier New">
</FONT><P><A NAME="OLE_LINK1"><A NAME="OLE_LINK2">WHEREAS, Buyer wishes to exercise <A NAME="OLE_LINK3"></A></A><B><FONT FACE="CG Times,Times New Roman">[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]</A></P>
</B></FONT>
<P>WHEREAS, Buyer wishes to exercise <B><FONT FACE="CG Times,Times New Roman">[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]</P>
</B></FONT>
<P>WHEREAS, Buyer wishes to exercise <B><FONT FACE="CG Times,Times New Roman">[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]</P>
</B></FONT>
<P>WHEREAS, conditioned on the acceptance of this Supplemental Agreement No. 44, Boeing will offer Supplemental Agreement No. 45 to Buyer for <B><FONT FACE="CG Times,Times New Roman">[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]</P>
</B></FONT>
<P>WHEREAS, Boeing and Buyer agree to modify the Table 1 to change the Advance Payment Base Price to reflect the same amount as of SA 41 for Serial Numbers 33533, 33534, 33535, 30132, and correct the Escalation Factor and Advance Payment Base Price for Serial Numbers 36599, 33537, 36600, 31659, 37102, and 37101.</P>

<P>NOW THEREFORE, in consideration of the mutual covenants herein contained, the parties agree to amend the Agreement as follows:</P>

<P>1.&#9;<U>Table of Contents, Articles, Tables and Exhibits, and Letter Agreements</U>:</P>

<OL>
<OL>

<OL>

<LI>Remove and replace, in its entirety, the "Table of Contents", with the Table of Contents attached hereto, to reflect the changes made by this Supplemental Agreement No. 44.</LI>

<LI>Remove and replace, in its entirety, page T-3-5 of Table 1 entitled the "Aircraft Deliveries and Descriptions, Model 737-800 Aircraft", with the revised page T-3-5 of Table 1 attached hereto.</LI>

<LI>Remove and replace, in its entirety, pages T-6-1 and T-6-2 of Table 1 entitled the "Aircraft Deliveries and Descriptions, Model 737-900ER Aircraft", with the revised pages T-6-1 and T-6-2 of Table 1 attached hereto.</LI>

<LI>Remove and replace, in its entirety, page T-2-2 and T-2-3 of Table 1 entitled the "Aircraft Deliveries and Descriptions, Model 737-700 Aircraft", with the revised page T-2-2 and T-2-3 of Table 1 attached hereto.</LI></OL>
</OL>
</OL>


<P>The Agreement will be deemed to be supplemented to the extent herein provided as of the date hereof and as so supplemented will continue in full force and effect.</P>

<P>Notwithstanding any other provision of this Supplemental Agreement No. 44 to the contrary, if Boeing and Customer have not executed a subsequent supplemental agreement <B><FONT FACE="CG Times,Times New Roman">[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]</B></FONT>, then this Supplemental Agreement No. 44 shall be null and void.</P>

<P>EXECUTED IN DUPLICATE as of the day and year first written above.</P>

<P>&nbsp;</P>
<P>THE BOEING COMPANY&#9;&#9;Continental Airlines, Inc.</P>
<P>     </P>
<P>By: <U>  /s/ Scott T. Walkey</U>&#9;By:<U> /s/ Gerald Laderman            </P>
</U><FONT FACE="Courier New">
</FONT><P>Its: <U> Attorney-In-Fact   &nbsp;</U>&#9;Its:<U> Senior Vice President - </P><DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

</U><P>     <U> Finance and Treasurer</P>
</U></DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<P ALIGN="CENTER">TABLE OF CONTENTS</P>
<P ALIGN="CENTER"></P><DIR>
<DIR>
<DIR>

<P>&#9;&#9;Page&#9;SA</P>
<P>&#9;&#9;<U>Number</U>&#9;<U>Number</P>
</U>
<U><P>ARTICLES</P>
</U>
<P>1.&#9;Subject Matter of Sale&#9;1-1&#9;SA 39</P>

<P>2.&#9;Delivery, Title and Risk<BR>
of Loss&#9;2-1&#9;</P>

<P>3.&#9;Price of Aircraft&#9;3-1&#9;SA 39</P>

<P>4.&#9;Taxes&#9;4-1</P>

<P>5.&#9;Payment&#9;5-1</P>

<P>6.&#9;Excusable Delay&#9;6-1</P>

<P>7.&#9;Changes to the Detail<BR>
Specification&#9;7-1&#9;SA 39</P>

<P>8.&#9;Federal Aviation Requirements and<BR>
Certificates and Export License&#9;8-1&#9;SA 39</P>

<P>9.&#9;Representatives, Inspection,<BR>
Flights and Test Data&#9;9-1</P>

<P>10.&#9;Assignment, Resale or Lease&#9;10-1</P>

<P>11.&#9;Termination for Certain Events&#9;11-1</P>

<P>12.&#9;Product Assurance; Disclaimer and Release; Exclusion of</P>
<P>&#9;Liabilities; Customer Support; Indemnification and</P>
<P>&#9;Insurance&#9;12-1 </P>

<P>13.&#9;Buyer Furnished Equipment and<BR>
Spare Parts&#9;13-1</P>

<P>14.&#9;Contractual Notices and Requests&#9;14-1&#9;SA 39</P>

<P>15.&#9;Miscellaneous&#9;15-1</P>

<U><P ALIGN="CENTER">&nbsp;</P>
</U><P ALIGN="CENTER">TABLE OF CONTENTS</P>
<P ALIGN="CENTER"></P>
<P>&#9;&#9;Page&#9;SA</P>
<P>&#9;&#9;<U>Number</U>&#9;<U>Number</P>
<P>TABLES</P>
</U><P>1.&#9;Aircraft Deliveries and<BR>
Descriptions - 737-500&#9;T-1&#9;SA 3</P>

<P>&#9;Aircraft Deliveries and<BR>
Descriptions - 737-700&#9;T-2&#9;SA 44</P>

<P>&#9;Aircraft Deliveries and<BR>
Descriptions - 737-800&#9;T-3&#9;SA 44</P>

<P>&#9;Aircraft Deliveries and</P>
<P>&#9;Descriptions - 737-600&#9;T-4&#9;SA 4</P>

<P>&#9;Aircraft Deliveries and<BR>
Descriptions - 737-900&#9;T-5&#9;SA 39</P>

<P>&#9;Aircraft Deliveries and<BR>
Descriptions - 737-900ER&#9;T-6&#9;SA 44</P>
<U><DIR>
<DIR>
<DIR>

<P>EXHIBITS</P>
</U>
<P>A-1&#9;Aircraft Configuration - Model 737-724 </P></DIR>
</DIR>
</DIR>

<P>&#9;(Aircraft delivering through July 2004)&#9;&#9;SA 26</P>

<P>A-1.1&#9;Aircraft Configuration - Model 737-724 </P>
<P>&#9;(Aircraft delivering on or after August 2004)&#9;&#9;SA 41</P>

<P>A-2&#9;Aircraft Configuration - Model 737-824 </P>
<P>&#9;(Aircraft delivering through July 2004)&#9;&#9;SA 26</P>

<P>A-2.1&#9;Aircraft Configuration - Model 737-824 </P>
<P>&#9;(Aircraft delivering through August 2004</P>
<P>&#9;through December 2007)&#9;&#9;SA 41</P>

<P>A-2.2&#9;Aircraft Configuration - Model 737-824 </P>
<P>&#9;(Aircraft delivering on or after January 2008&#9;&#9;SA 41</P>

<P>A-3&#9;Aircraft Configuration - Model 737-624&#9;&#9;SA 1</P>

<P>A-4&#9;Aircraft Configuration - Model 737-524&#9;&#9;SA 3</P>

<P ALIGN="CENTER">&nbsp;</P>
<P ALIGN="CENTER">TABLE OF CONTENTS</P>
<P>&#9;&#9;&#9;SA</P>
<P>&#9;&#9;&#9;<U>Number</P><DIR>
<DIR>
<DIR>

<P>EXHIBITS (continued)</P>
</U></DIR>
</DIR>
</DIR>

<P>A-5&#9;Aircraft Configuration - Model 737-924 </P>
<P>&#9;(Aircraft delivering through July 2004)&#9;&#9;SA 26</P>

<P>A-6&#9;Aircraft Configuration - Model 737-924ER&#9;&#9;SA 41</P>
<P ALIGN="CENTER"></P>
<P>B&#9;Product Assurance Document&#9;&#9;SA 1</P>

<P>C&#9;Customer Support Document - Code Two - <BR>
Major Model Differences&#9;&#9;SA 1</P>

<P>C1&#9;Customer Support Document - Code Three -</P>
<P>&#9;Minor Model Differences&#9;&#9;SA 39</P>

<P>D&#9;Aircraft Price Adjustments - New<BR>
Generation Aircraft (1995 Base Price -<BR>
<B>[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY<BR>
WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT<BR>
TO A REQUEST FOR CONFIDENTIAL TREATMENT]</B>&#9;&#9;SA 1<BR>
</P>
<P>D1&#9;Airframe and Engine Price Adjustments - <BR>
Current Generation Aircraft&#9;&#9;SA 1<BR>
</P>
<P>D2&#9;Aircraft Price Adjustments - New<BR>
Generation Aircraft (1997 Base Price - <B>[CONFIDENTIAL MATERIAL<BR>
OMITTED AND FILED SEPARATELY WITH THE SECURITIES<BR>
AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR<BR>
CONFIDENTIAL TREATMENT]</B>&#9;&#9;SA 5<BR>
</P>
<P>D3&#9;Aircraft Price Adjustments - New<BR>
Generation Aircraft (July 2003 Base Price -<BR>
<B>[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPERATELY<BR>
WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT<BR>
TO A REQUEST FOR CONFIDENTIAL TREATMENT]</B>&#9;&#9;SA 41</P>

<P>D4&#9;Escalation Adjustment - Airframe and<BR>
Optional Features <B>[CONFIDENTIAL MATERIAL OMITTED AND FILED<BR>
SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION<BR>
PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]<BR>
</B>&#9;&#9;SA 41</P>
<P ALIGN="CENTER"></P>
<P ALIGN="CENTER">TABLE OF CONTENTS</P>
<P>&#9;&#9;&#9;SA<BR>
&#9;&#9;<U>Number</P><DIR>
<DIR>
<DIR>

<P>EXHIBITS (continued)</P>
</U></DIR>
</DIR>
</DIR>

<P>E&#9;Buyer Furnished Equipment<BR>
Provisions Document&#9;&#9;SA 39</P>

<P>F&#9;Defined Terms Document&#9;&#9;SA 5</P>

<P ALIGN="CENTER">&nbsp;</P><DIR>
<DIR>
<DIR>

<P ALIGN="CENTER">TABLE OF CONTENTS</P>
</DIR>
</DIR>
</DIR>

<P>&#9;&#9;&#9;SA</P>
<P>&#9;&#9;&#9;<U>Number</P></DIR>
</DIR>
</DIR>

<P>LETTER AGREEMENTS</P>
</U><DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

<P>1951-1&#9;Not Used&#9;&#9;</P>

<P>1951-2R4&#9;Seller Purchased Equipment&#9;&#9;SA 39</P>

<P>1951-3R22&#9;Option Aircraft-Model 737-824 Aircraft&#9;&#9;SA 38</P>

<P>1951-4R1&#9;Waiver of Aircraft Demonstration&#9;&#9;SA 1</P>

<P>1951-5R3&#9;Promotional Support - New Generation</P>
<P>&#9;Aircraft&#9;&#9;SA 39</P>

<P>1951-6&#9;Configuration Matters&#9;&#9;</P>

<P>1951-7R1&#9;Spares Initial Provisioning&#9;&#9;SA 1</P>

<P>1951-8R2&#9;Escalation Sharing - New Generation <BR>
Aircraft&#9;&#9;SA 4</P>

<P>1951-9R19&#9;Option Aircraft-Model 737-724 Aircraft&#9;&#9;SA 42</P>

<P>1951-11R1&#9;Escalation Sharing-Current Generation <BR>
Aircraft&#9;&#9;SA 4</P>

<P>1951-12R7&#9;Option Aircraft - Model 737-924 Aircraft SA 32</P>

<P>1951-13&#9;Configuration Matters - Model 737-924&#9;     &#9;SA 5</P>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<OL START=14>
<OL START=14>

<LI>Installation of Cabin Systems Equipment  </LI></OL>
</OL>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

<P>737-924&#9;&#9;SA 22</P>

<P>1951-15&#9;Configuration Matters - Model 737-924ER&#9;  &#9;SA 39</P>

<P>&nbsp;</P>
<P>&nbsp;</P>
<P>&nbsp;</P>
<P ALIGN="CENTER">&nbsp;</P></DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<P ALIGN="CENTER">TABLE OF CONTENTS</P>

<P>&#9;&#9;SA</P>
<P>&#9;&#9;<U>Number</P>
</U>
<U><P>RESTRICTED LETTER AGREEMENTS</P>
</U><DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

<P>6-1162-MMF-295&#9;Performance Guarantees - Model </P>
<P>&#9;737-724 Aircraft&#9;&#9;</P>

<P>6-1162-MMF-296&#9;Performance Guarantees - Model </P>
<P>&#9;737-824 Aircraft&#9;&#9;</P>
</DIR>
</DIR>

<P>6-1162-MMF-308R4&#9;Disclosure of Confidential </P>
<P>&#9;&#9;Information&#9;&#9;SA 39</P>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<P>6-1162-MMF-309R1&#9;<B>[CONFIDENTIAL MATERIAL OMITTED AND FILED<BR>
SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT<BR>
TO A REQUEST FOR CONFIDENTIAL TREATMENT]</B>&#9;&#9;SA 1<BR>
</P>
<P>6-1162-MMF-311R5&#9;<B>[CONFIDENTIAL MATERIAL OMITTED AND FILED<BR>
SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT<BR>
TO A REQUEST FOR CONFIDENTIAL TREATMENT]</B>&#9;&#9;SA 39</P>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

<P>6-1162-MMF-312R1&#9;Special Purchase Agreement</P>
<P>&#9;&#9;Provisions&#9;&#9;SA 1</P>

<P>6-1162-MMF-319&#9;&#9;Special Provisions Relating to the</P>
<P>&#9;&#9;Rescheduled Aircraft&#9;&#9;</P>

<P>6-1162-MMF-378R1&#9;Performance Guarantees - Model</P>
<P>&#9;&#9;737-524 Aircraft&#9;&#9;SA 3</P>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<P>6-1162-GOC-015R1&#9;&#9;<B>[CONFIDENTIAL MATERIAL OMITTED AND FILED<BR>
SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT<BR>
TO A REQUEST FOR CONFIDENTIAL TREATMENT]</B>&#9;&#9;SA 31</P>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

<P>6-1162-GOC-131R9&#9;&#9;Special Matters&#9;&#9;SA 42</P>

<P>6-1162-DMH-365&#9;&#9;Performance Guarantees - Model</P>
<P>&#9;&#9;737-924 Aircraft&#9;&#9;SA 5</P>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<P>6-1162-DMH-624&#9;&#9;<B>[CONFIDENTIAL MATERIAL OMITTED AND FILED<BR>
SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT<BR>
TO A REQUEST FOR CONFIDENTIAL TREATMENT]</B>&#9;&#9;SA 8</P>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

<P>6-1162-DMH-680&#9;Delivery Delay Resolution Program&#9;&#9;SA 9</P>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<P ALIGN="CENTER">TABLE OF CONTENTS</P>

<P>&#9;&#9;SA</P>
<P>&#9;&#9;<U>Number</P>
</U>
<U><P>RESTRICTED LETTER AGREEMENTS (continued)</P>
</U>
<P>6-1162-DMH-1020&#9;<B>[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY<BR>
WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST<BR>
FOR CONFIDENTIAL TREATMENT]</B>&#9;&#9;SA 14<BR>
</P>
<P>6-1162-DMH-1035&#9;<B>[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY<BR>
WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TOA  REQUEST</P>
<P>FOR CONFIDENTIAL TREATMENT]</B>&#9;&#9;SA 14<BR>
<BR>
6-1162-DMH-1054&#9;<B>[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY<BR>
WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST<BR>
FOR CONFIDENTIAL TREATMENT]</B>&#9;&#9;SA 14<BR>
</P><DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

<P>6-1162-CHL-048&#9;Rescheduled Aircraft Agreement&#9;&#9;SA 26</P>

<P>6-1162-CHL-195&#9;Restructure Agreement for Model</P>
<P>&#9;737NG and 757-300 Aircraft&#9;&#9;  SA 30</P>

<P>6-1162-MSA-768&#9;Performance Guarantees - Model</P>
<P>&#9;737-924ER Aircraft&#9;&#9;SA 39</P>

<P ALIGN="CENTER">&nbsp;</P></DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<P ALIGN="CENTER">TABLE OF CONTENTS</P>

<P>&nbsp;</P>
<U><P>SUPPLEMENTAL AGREEMENTS</U>&#9;<U>&#9;DATED AS OF:</P>
</U><DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

<P>Supplemental Agreement No. 1&#9;&#9;October 10, 1996</P>

<P>Supplemental Agreement No. 2&#9;&#9;March 5, 1997</P>

<P>Supplemental Agreement No. 3&#9;&#9;July 17, 1997</P>

<P>Supplemental Agreement No. 4&#9;&#9;October 10, 1997</P>

<P>Supplemental Agreement No. 5&#9;&#9;May 21, 1998</P>

<P>Supplemental Agreement No. 6&#9;&#9;July 30, 1998</P>

<P>Supplemental Agreement No. 7&#9;&#9;November 12, 1998</P>

<P>Supplemental Agreement No. 8&#9;&#9;December 7, 1998</P>

<P>Supplemental Agreement No. 9&#9;&#9;February 18, 1999</P>

<P>Supplemental Agreement No. 10&#9;&#9;March 19, 1999</P>

<P>Supplemental Agreement No. 11&#9;&#9;May 14, 1999</P>

<P>Supplemental Agreement No. 12&#9;&#9;July 2, 1999</P>

<P>Supplemental Agreement No. 13&#9;&#9;October 13, 1999</P>

<P>Supplemental Agreement No. 14&#9;&#9;December 13, 1999</P>

<P>Supplemental Agreement No. 15&#9;&#9;January 13, 2000</P>

<P>Supplemental Agreement No. 16&#9;&#9;March 17, 2000</P>

<P>Supplemental Agreement No. 17&#9;&#9;May 16, 2000</P>

<P>Supplemental Agreement No. 18&#9;&#9;September 11, 2000</P>

<P>Supplemental Agreement No. 19&#9;&#9;October 31, 2000</P>

<P>Supplemental Agreement No. 20&#9;&#9;December 21, 2000</P>

<P ALIGN="CENTER">TABLE OF CONTENTS</P>

<P>&nbsp;</P></DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<U><P>SUPPLEMENTAL AGREEMENTS</U>&#9;<U>&#9;DATED AS OF:</P>
</U><DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

<P>Supplemental Agreement No. 21&#9;&#9;March 30, 2001 </P>

<P>Supplemental Agreement No. 22&#9;&#9;May 23, 2001 </P>

<P>Supplemental Agreement No. 23&#9;&#9;June 29, 2001 </P>

<P>Supplemental Agreement No. 24&#9;&#9;August 31, 2001</P>

<P>Supplemental Agreement No. 25&#9;&#9;December 31, 2001</P>

<P>Supplemental Agreement No. 26&#9;&#9;March 29, 2002</P>

<P>Supplemental Agreement No. 27&#9;&#9;November 6, 2002</P>

<P>Supplemental Agreement No. 28&#9;&#9;April 1, 2003</P>

<P>Supplemental Agreement No. 29&#9;&#9;August 19, 2003 </P>

<P>Supplemental Agreement No. 30&#9;&#9;November 4, 2003 </P>

<P>Supplemental Agreement No. 31&#9;&#9;August 20, 2004</P>

<P>Supplemental Agreement No. 32&#9;&#9;December 29, 2004 </P>

<P>Supplemental Agreement No. 33&#9;&#9;December 29, 2004 </P>

<P>Supplemental Agreement No. 34&#9;&#9;June 22, 2005 </P>

<P>Supplemental Agreement No. 35&#9;&#9;June 30, 2005 </P>

<P>Supplemental Agreement No. 36&#9;&#9;July 21, 2005 </P>

<P>Supplemental Agreement No. 37&#9;&#9;March 30, 2006 </P>

<P>Supplemental Agreement No. 38&#9;&#9;June 6, 2006 </P>

<P>Supplemental Agreement No. 39&#9;&#9;August 3, 2006 </P>

<P>Supplemental Agreement No. 40&#9;&#9;December 5, 2006 </P>

<P ALIGN="CENTER">TABLE OF CONTENTS</P>

<P>&nbsp;</P></DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<U><P>SUPPLEMENTAL AGREEMENTS</U>&#9;<U>&#9;DATED AS OF:</P>
</U><DIR>
<DIR>
<DIR>
<DIR>
<DIR>
<DIR>

<P>Supplemental Agreement No. 41&#9;&#9;June 1, 2007</P>

<P>Supplemental Agreement No. 42&#9;&#9;June 13, 2007</P>

<P>Supplemental Agreement No. 43&#9;&#9;July 18, 2007</P>

<P>Supplemental Agreement No. 44&#9;&#9;December 7, 2007</P>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>
</DIR>

<B><P ALIGN="CENTER">Table 1 to Purchase Agreement 1951</P>
<P ALIGN="CENTER">Aircraft Deliveries and Descriptions</P>
<P ALIGN="CENTER">Model 737-700 Aircraft</P>
<P ALIGN="CENTER"></P>
<P ALIGN="CENTER">&nbsp;</P>
<FONT FACE="CG Times,Times New Roman"><P>[CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO A REQUEST FOR CONFIDENTIAL TREATMENT]</P>
</FONT></B></BODY>
</HTML>
</TEXT>
</DOCUMENT>
