; and (B) any electronic confirmation of the purchase of a passenger ticket for air transportation issued by the air carrier. (2) Air ambulance operators An air ambulance operator shall include the hotline telephone number established under subsection (a) on any invoice, bill, or other communication provided to a passenger or customer of the operator. . (b) Unfair and deceptive practices and unfair methods of competition Section 41712(a) of title 49, United States Code, is amended— (1) by inserting air ambulance customer, after foreign air carrier, the first place it appears; and (2) by adding at the end the following: In this subsection, the term air carrier includes an air ambulance operator and the term air transportation includes any transportation provided by an air ambulance. .