https://intercom.help/expedia-deals-by-devid-bhai/en/articles/10794904-how-do-i-avoid-expedia-cancellation-fees
https://www.steadyhealth.com/topics/the-quickest-ways-to-contact-expedia-customer-service-the-definitive-guide
https://phmsociety.org/phm-forums/topic/1-866-327-6971-how-do-i-contact-american-airlines-customer-service/