https://nch.invisionzone.com/topic/87509-twenty-2-ways-to-how-to-reach-a-live-agent-at-priceline-quickly/

https://intercom.help/agregar-infante/en/articles/11719269-22-maneras-de-contactar-con-un-agente-en-vivo-en-delta-airlines-una-guia-rapida

https://nch.invisionzone.com/topic/87504-52-ways-to-speak-directly-to-a-live-agent-at-american-air%C2%AE%EF%B8%8F-%E2%80%93-full-step-by-step-guide/

https://nch.invisionzone.com/topic/87502-39-ways-to-reach-a-real-person-at-american-airlines-customer-service/

７　ｗａｙｓ　ｔｏ　Ｔａｌｋ　Ｅｘｐｅｄｉａ　ＵＳＡ　Ｃｏｎｔａｃｔ　Ｎｕｍｂｅｒｓ－Ｔｈｅ　Ｄｅｔａｉｌｅｄ　Ｇｕｉｄｅ

https://intercom.help/agregar-infante/en/articles/11719268-15-como-contactar-a-un-humano-en-delta-por-telefono-chat-o-correo-electronico-guia-de-ayuda-completa

https://nch.invisionzone.com/topic/87493-eight-ways-to-reach-skyscanner-customer-service-for-customer-services-phone-email-and-chat-solutions/

https://nch.invisionzone.com/topic/87497-3%EF%B8%8F%E2%83%A3-ways-to-call-skyscanner-customer-service-for-customer-services-phone-email-and-chat-solutions/

https://nch.invisionzone.com/topic/87498-39-proven-methods-to-reach-a-live-american-airlines-agent-%E2%80%93-complete-support-guide/

https://intercom.help/agregar-infante/en/articles/11719266-como-hablar-directamente-con-delta-airlines