https://intercom.help/airlines-support-aefaa9296861/en/articles/10791117-quickly-guide-how-to-speak-directly-at-united
https://superuser.com/questions/1886543/expedia-money-returncan-i-cancel-my-trip-on-expedia-and-get-a-refund
https://intercom.help/airlines-support-aefaa9296861/en/articles/10791033-airline-%F0%9D%95%80-%E2%84%95-%F0%9D%94%BD-%F0%9D%95%86-is-air-france-open-on-24-7
