https://www.pcmasters.de/forum/threads/helpline-usa-what-is-the-cancellation-policy-on-american-airlines-%E3%80%90aa%E2%84%A2-call-now%E3%80%91.153721/
https://www.devex.com/people/solution-how-to-speak-directly-at-air-france-representative-fast-ac-2265427
https://www.devex.com/people/how-to-speak-directly-at-air-france-airlines-representative-fastest-2265349