https://support.us.edu/hc/en-us/community/posts/26995098574743–servicio-al-cliente-C%C3%B3mo-llamar-a-American-Air-lines-en-espa%C3%B1ol
https://support.us.edu/hc/en-us/community/posts/26995083719703–M%C3%A9todo-r%C3%A1pido-C%C3%B3mo-hablar-directamente-con-un-agente-de-American-Air-lines