https://techcommunity.microsoft.com/discussions/azure/c%C3%B3mo-llamar-al-tel%C3%A9fono-de-delta-airlines-para-cambios-y-cancelaciones-en-m%C3%A9xico/4315377
https://techcommunity.microsoft.com/discussions/azure/c%C3%B3mo-llamar-al-tel%C3%A9fono-de-southwest-airlines-para-cambios-y-cancelaciones/4315255
https://techcommunity.microsoft.com/discussions/azure/c%C3%B3mo-llamar-altel%C3%A9fono-de-american-airlines-para-cambios-y-cancelaciones-en-m%C3%A9xi/4315568