https://www.mizu-voip.com/forums/forums/voip_forum/ways-to-talk-to-someone-at-delta-airlines-via-phone-email-or-chat-options-a-step-by-step-guide/ https://official-deltaairlines-help-center.github.io/help/en/us/17-ways-to-reach-delta-airlines-customer-service-by-phone-number-chat-and-email-step-by-step-helpful-guide/ https://official-aa-americanairlines-helpcenter.github.io/en-us-help-center/article/fifteen-ways-to-talk-to-someone-at-american-airlines-via-phone-email-or-chat-options-a-step-by-step-guide/