https://forum.air-defense.net/topic/42512-11-easy-ways-to-speak-to-live-agent-at-frontier%E2%84%A2-airlines-a-step-by-step-guide/

https://www.gamesquad.com/forums/index.php?threads/c%C3%B3mo-hablar-con-un-representante-de-delta.205726/

https://forum.air-defense.net/topic/42563-contact-american-airlines-by-phone-%E2%80%94-simple-ways-to-speak-with-an-actual-person/

https://www.emutalk.net/threads/14-ways-to-speak-with-a-live-agent-at-united-airlines-contact-them-instantly.58875/

https://forum.air-defense.net/topic/42549-5-key-techniques-to-engage-a-live-agent-at-southwest-airlines-swift-support-awaits/

https://www.gamesquad.com/forums/index.php?threads/gu%C3%ADa-paso-a-paso-para-contactar-al-servicio-al-cliente-de-united-airlines.205714/

https://forum.air-defense.net/topic/42534-10-simple-steps-to-speak-with-a-live-agent-at-southwest-airlines-get-prompt-assistance/

https://forum.air-defense.net/topic/42557-step-by-step-ways-to-call-a-american-airlines-customer-care-representative/

https://www.emutalk.net/threads/c%C3%B3mo-llamo-a-united-airlines-desde-m%C3%A9xico.58825/

https://forum.air-defense.net/topic/42531-13-proven-methods-to-reach-a-live-agent-at-southwest-airlines-your-direct-line-to-support/