https://www.devex.com/people/can-i-modify-passenger-name-on-my-united-airlines-ticket-2326938
https://www.devex.com/people/southwest-airlines-flight-cancellation-and-refund-guide-2356705
https://www.devex.com/people/does-american-have-a-24-hour-cancellation-policy-2349559
https://www.devex.com/people/understanding-southwest-airlines-ticket-cancellation-policies-2356596
https://www.devex.com/people/understanding-southwest-airlines-ticket-cancellation-policies-2356596