https://discourse.maas.io/t/recommended-contact-list-how-can-i-speak-to-someone-at-united-airlines-an-easy-guide/14029
https://www.buzzfeed.com/deltaairlineshub
https://discourse.maas.io/t/recommended-contact-list-how-can-i-speak-to-someone-at-delta-airlines-an-easy-guide/14043
https://w.atwiki.jp/airlines-helpguide/pages/50.html
https://w.atwiki.jp/airlines-helpguide/pages/51.html
https://w.atwiki.jp/airlines-helpguide/pages/52.html
https://w.atwiki.jp/airlines-helpguide/pages/53.html
https://w.atwiki.jp/airlines-helpguide/pages/54.html
https://w.atwiki.jp/airlines-helpguide/pages/55.html
https://w.atwiki.jp/airlines-helpguide/pages/56.html
https://w.atwiki.jp/airlines-helpguide/pages/57.html
https://w.atwiki.jp/airlines-helpguide/pages/58.html
https://w.atwiki.jp/airlines-helpguide/pages/59.html
https://w.atwiki.jp/airlines-helpguide/pages/60.html
https://www.buzzfeed.com/deltatravelguide
