https://thetolkien.forum/threads/7-simple-tips-to-call-a-live-person-at-delta-airlines.35063/

https://thetolkien.forum/threads/20-five-ways-to-speak-to-someone-at-delta-airlines-a-step-by-step-guide.35040/

https://thetolkien.forum/threads/4-reliable-ways-to-connect-with-a-real-agent-at-delta-airlines.35053/

https://papers.ssrn.com/sol3/papers.cfm?abstract_id=5322431

https://novelight.net/character/1o-ways-to-contact-how-to-speak-to-someone-at-united-airlines-through-contact-options-a-step-by-step-guide

https://thetolkien.forum/threads/six-ways-talk-to-a-real-person-at-deltas-airlines-process-guide-step.35025/

https://novelight.net/character/how-to-call-to-a-live-agent-at-jetblue-airlines-skip-long-wait-for-travel

https://forum.aerosoft.com/index.php?/topic/181081-6-ways-how-to-talk-to-customer-help-at-virgin-atlantic-the-ultimate-how-to-guide/

https://thetolkien.forum/threads/best-ways-to-call-to-a-human-at-allegiant-airlines-customer-service.35029/

https://thetolkien.forum/threads/6-smart-ways-to-reach-delta-airlines-customer-support.35036/