https://www.devex.com/people/aa_faq-s-can-i-cancel-american-airlines-and-get-a-refund-2273279
https://www.devex.com/people/aa_faq-s-can-i-cancel-american-airlines-and-get-a-refund-2273279
https://www.devex.com/people/aa_faq-s-can-i-cancel-american-airlines-and-get-a-refund-2273279
https://www.devex.com/people/aa_faq-s-can-i-cancel-american-airlines-and-get-a-refund-2273279