https://intercom.help/travelhelp-458d9d/en/articles/11176578-want-to-speak-to-a-real-person-at-united-airlines-here-s-how-to-call

https://www.sweetprocess.com/kb/ZWYEiM06xDSjp5/article/Lw9Kuxf2qWe/how-to-resolve-travel-issues-with-delta-airlines-customer-support/

https://otx.alienvault.com/pulse/68131edbf88bab699f1caab2

https://otx.alienvault.com/pulse/68131f1119a2700be6f7e486

https://otx.alienvault.com/pulse/6813205b6649955fea40fd25

https://www.badgerandblade.com/forum/threads/how-to-talk-to-a-live-representative-at-united-airlines-by-phone.669304/

https://otx.alienvault.com/pulse/68132001aa03cdc06e84a609

https://otx.alienvault.com/pulse/68131cd1effb827f98e5b384

https://otx.alienvault.com/pulse/68131d38a016c1893da15d81

https://www.sweetprocess.com/kb/ZWYEiM06xDSjp5/article/MqxLsEferKd/ways-to-contact-to-united-airlines-by-phone-email-and-chat-help/