United States
https://www.crmportalconnector.com/developer-network/forums/general-discussions/american-cancellation-does-american-have-a-24-hour-cancellation-policy-(1-866-738-0640)
https://www.crmportalconnector.com/developer-network/forums/general-discussions/%C6%88%D6%85%D5%BC%C8%B6%C7%9F%C6%88%C8%B6-%D5%BC
https://www.crmportalconnector.com/developer-network/forums/general-discussions/((-1-866-738-0640-%E2%84%82-$$24-7-available
https://www.crmportalconnector.com/developer-network/forums/general-discussions/f@a@s@t-g@u@i@d@e-%EF%B8%8F-1-866-738-0640-%EF%B8%8Fcan-you-cancel-aa-and-get-a-refund-instant-help
https://www.devex.com/people/is-virgin-atlantic-cancellation-policy-24-hours-1966421
https://www.crmportalconnector.com/developer-network/forums/general-discussions/!!-!!-!!-%D2%93%CA%80%E1%B4%8F%C9%B4%E1%B4%9B%C9%AA%E1%B4%87%CA%80-%E1%B4%80%C9%AA%CA%80%CA%9F
https://www.crmportalconnector.com/developer-network/forums/general-discussions/customer-support-%E1%B4%84%E1%B4%80%C9%B4-%CA%8F%E1%B4%8F%E1%B4%9C-%E1%B4%84%CA%9C%
https://www.devex.com/people/is-virgin-atlantic-cancellation-policy-24-hours-1966322
https://community.clover.com/questions/66469/can-i-get-a-refund-with-southwest-if-i-cancel-with.html
https://www.crmportalconnector.com/developer-network/forums/general-discussions/%CA%B8%E1%B5%89%CB%A2-%E1%B4%AC