https://telemartcall.zohodesk.com/portal/en/kb/articles/1-8338451858-what-is-the-24-hour-rule-for-lufthansa

https://www.v.org/wp-content/uploads/ninja-forms/3/12-Ways-to-Call-How-Do-I-Talk-to-Agent-at-American-Airlines_-A-Step-by-Step-Guide.pdf

https://v.org/wp-content/uploads/ninja-forms/3/10-ways-to-contact-a-human-at-air-france-airlines-via-phone-chat-or-email-support.pdf

https://papers.ssrn.com/sol3/papers.cfm?abstract_id=5328971

https://www.interfaithchesapeake.org/elina/1_8778278493_can_i_get_a_refund_from_iberia

service

https://v.org/wp-content/uploads/ninja-forms/3/20-ways-to-reach-a-live-agent-at-air-france-airlines-customer-service-easy-help-guide.pdf

https://sonat.com/@officialcruisehelphub/13-ways-to-call-how-do-i-talk-to-someone-at-p-and-o-cruises-a-step-by-step-guide

https://www.v.org/wp-content/uploads/ninja-forms/3/25-Ways-to-Contact-to-Live-Agent-at-American-Airlines-Through-Contact-Options-A-Complete-Step-by-Step-Guide.pdf

https://sonat.com/@allairlinescarehub/demo-content/12-ways-to-call-how-can-i-talk-to-human-at-emirates-airlines-customer-care-a-complete-guide