https://united-fly-helpcenter.zohosites.com/blogs/post/35-ways-to-talk-to-live-human-at-united-airlines-via-phone-email-or-chat-options1
https://deltahelpcenter.zohosites.com/blogs/post/102-ways-to-speak-directly-to-delta-airlines-customer-service-phone-email-and-chat
https://mdc.mo.gov/sites/default/files/webform/master_conservationist_award_nom/_sid_/41-ways-to-connect-to-a-delta-airlines-agent-customer-service-phone-email-and-chat.pdf
https://mdc.mo.gov/sites/default/files/webform/master_conservationist_award_nom/_sid_/how-do-i-get-a-human-at-delta-airlines-immediately.pdf
https://mdc.mo.gov/sites/default/files/webform/master_conservationist_award_nom/_sid_/how-can-i-get-in-touch-with-delta-airlines-fast.pdf