section 42307 the following: 42308. Requirement to maintain a live customer chat or monitored text messaging number. . 706. Frequent flyer programs and vouchers (a) In general Chapter 423 of title 49, United States Code, as amended by section 706(b), is amended by inserting after section 42308 the following new section: 42309. Frequent flyer programs (a) Reduction in benefits An air carrier may not reduce or devalue the benefits, rewards, points, or other accrued value of an existing account holder of a frequent flyer program unless the air carrier provides such account holder not less than 90 days notice of such reduction or devaluation. (b) Expiration of benefits (1) Initial notification Upon the issuance of any flight voucher or flight credit, an air carrier or ticket agent, where applicable, shall notify the recipient of such voucher or credit of the expiration date of the voucher or credit. The air carrier or ticket agent, where applicable and upon request by an individual who self-identifies as having a disability (as defined in section 382.3 of title 14, Code of Federal Regulations), shall provide such notification in an electronic format that is accessible to the recipient. (2) Subsequent notification Not less than 30 days before the expiration date of any flight voucher or flight credit issued by an air carrier or ticket agent, the air carrier or ticket agent shall make a reasonable attempt to notify the recipient of such voucher or credit of the expiration date of the voucher or credit. (c) Definition of frequent flyer program In this section, the term frequent flyer program means a program in which an air carrier promises or offers benefits, rewards, points, or other accrued value for tickets purchased from the air carrier. . (b) Clerical amendment The analysis for chapter 423 of such title, as amended by section 706(b), is amended by inserting after the item relating to section 42308 the following: 42309. Frequent flyer programs. . 707. Airline customer service dashboards (a) Dashboards (1) In