https://www.devex.com/people/aa_support_does-american-airlines-allow-free-cancellations-2296080
https://www.devex.com/people/aa_support_does-american-airlines-allow-free-cancellations-2296080
https://www.devex.com/people/aa_support_does-american-airlines-allow-free-cancellations-2296080
https://www.devex.com/people/aa_support_does-american-airlines-allow-free-cancellations-2296080