https://americanairlines-helpcenter-guide.eventcube.io/events/85289/15-ways-to-talk-to-live-agent-at-delta-airlines-representative-via-phone-email-or-chat-options-a-step-by-step-guide

https://pressbooks.pub/traveltask/chapter/step-by-step-guide-to-contacting-expedia-airlines-for-help-support/

https://pressbooks.pub/traveltask/chapter/how-to-reach-expedia-airlines-customer-care-easily-all-contact-methods/

https://american-airlines-helpcentre.github.io/ways-to-call-to-live-agent-at-american-airlines-representative-customer-service-by-phone-number/

https://americanairlines-helpcenter-guide.eventcube.io/events/85229/11-ways-to-phone-to-live-agent-at-united-airlines-representative-via-phone-email-or-chat-options-a-step-by-step-guide

https://pressbooks.pub/traveltask/chapter/kayak-airlines-help-desk-numbers-for-quick-assistance/

https://american-flytravel.eventcube.io/events/85336/ways-to-call-united-airlines-customer-support-by-phone-email-and-chat/

https://www.sweetprocess.com/kb/33LjiDvPMrfZDZ/article/3zaeFRfWOvW/travelagenthow-to-escalate-an-issue-with-american-airlines/

https://pressbooks.pub/traveltask/chapter/contacting-kayak-airlines-during-peak-travel-times-best-ways/

https://americanairlines-helpcenter-guide.eventcube.io/events/85219/11-ways-to-call-to-live-agent-at-united-airlines-representative-via-phone-email-or-chat-options-a-step-by-step-guide