(b) Transparency requirements (1) Consumer complaints Section 42302 of title 49, United States Code, as amended by section 704(b), is amended by adding at the end the following new subsection: (g) Notice to passengers on electronic flight itinerary ticket confirmation Each air carrier and foreign air carrier shall provide on any electronic flight itinerary ticket confirmation issued by the carrier a link to the Aviation Consumer Protection website and the Air Travel Service Complaint or Comment Form website of the Department of Transportation. . (2) Requirement to maintain a live customer chat or monitored text messaging number (A) In general Chapter 423 of title 49, United States Code, as amended by section 704(b), is amended by inserting after section 42307 the following: 42308. Requirement to maintain a live customer chat or monitored text messaging number (a) Requirement (1) In general A covered air carrier that operates a domestic or international flight to, from, or within the United States shall, in addition to maintaining a toll-free customer service telephone line, maintain a live customer chat or monitored text messaging number that enables customers to speak to a live agent directly. (2) Provision of services The services required under subsection (a) shall be provided to customers without charge for the use of such services, and shall be available in real time and on a 24 hour/7 days a week basis. (b) Rulemaking authority The Secretary shall promulgate such rules as may be necessary to carry out this section. (c) Covered air carrier defined In this section, the term covered air carrier means an air carrier that provides scheduled passenger air transportation by operating an aircraft that as originally designed has a passenger capacity of 30 or more seats. (d) Effective date Beginning on the date that is 120 days after the date of enactment of this section, a covered air carrier shall comply with the requirement specified in subsection (b) without regard to whether the Secretary has promulgated any