https://www.transfermarkt.com/-a-a-iquest-como-hablar-con-una-persona-en-american-airlines-mexico-telefono-/thread/forum/696/thread_id/33636
https://www.transfermarkt.com/-a-a-iquest-como-hablar-con-una-persona-en-american-airlines-mexico-telefono-/thread/forum/696/thread_id/33636
https://support.us.edu/hc/en-us/community/posts/27048204909847--Tel%C3%A9fono-52-C%C3%B3mo-hablar-con-un-representante-de-Delta-en-espa%C3%B1ol-Atenci%C3%B3n-al-cliente
https://support.us.edu/hc/en-us/community/posts/27048204909847--Tel%C3%A9fono-52-C%C3%B3mo-hablar-con-un-representante-de-Delta-en-espa%C3%B1ol-Atenci%C3%B3n-al-cliente