; or (C) a monitored text messaging number that enables customers to communicate and speak with a live agent directly. (2) Provision of services The services required under paragraph (1) shall be provided to customers without charge for the use of such services, and shall be available at all times. (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 sells tickets for scheduled passenger air transportation on 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 (a) without regard to whether the Secretary has promulgated any rules to carry out this section as of the date that is 120 days after such date of enactment. . (2) Clerical amendment The analysis for chapter 423 of title 49, United States Code, is further amended by inserting after the item relating to section 42306 the following: 42307. Requirement to maintain a live customer chat or monitored text messaging number. . 506. Airline customer service dashboards (a) Dashboards (1) In general Chapter 423 of title 49, United States Code, is further amended by inserting after section 42307 the following: 42308. DOT airline customer service dashboards (a) Requirement To establish and maintain publicly available dashboards The Secretary of Transportation shall establish, maintain, and make publicly available the following online dashboards for purposes of keeping aviation consumers informed with respect to certain policies of, and services provided by, large air carriers (as such term is defined by the Secretary) to the extent that such policies or services exceed what is required by Federal law: (1) Delay and cancellation dashboard A dashboard that displays information regarding the