https://www.studocu.com/en-us/messages/question/13230881/18888291117what-is-the-cheapest-day-to-fly-on-american-airlines

https://forum.guysfromandromeda.com/topic/9660-to-connect-how-to-talk-to-a-live-agent-at-expedia-airways-a-brief-guide-to-live-support/

https://my.tek.com/en/tektalk/oscilloscopes/ad30fed8-c045-f011-a2d9-0022480b7eef

https://patch.com/california/los-angeles/calendar/event/20250613/4aa49a48-5e0d-4910-ae61-8c1307520d79/elta-faq-guide-what-day-of-the-week-are-elta-flights-cheapest?edited=1749536837186

https://www.goodreads.com/quotes/12933823-can-i-cancel-my-frontier-flight-and-get-a-refund

https://writers.coverfly.com/projects/view/eff1d9cc-5f53-4257-aa59-e6b8930f1772/Cmo_puedo_modificar_mi_billete_de_Frontier

https://www.goodreads.com/quotes/12933539-how-do-i-ask-a-question-at-expedia-to-ask

https://www.techinasia.com/companies/numero-oficial-como-hablo-con-klm-en-whatsapp-atencion-al-cliente-1

https://patch.com/california/losgatos/calendar/event/20250611/e5e82254-a419-49ac-8f3a-ebdfe23e9939/cul-es-la-regla-de-las-24-horas-para-?edited=1749536807306

https://bit.ly/4kXr2oD