https://www.goodreads.com/quotes/12688778-how-to-call-qatar-airways

https://es.quora.com/C%C3%B3mo-puedo-comunicarme-con-Expedia-en-espa%C3%B1ol/answer/Yash-8926?prompt_topic_bio=1

https://intercom.help/expedia-76bf19176f4c/en/articles/11006304-human-how-do-i-get-a-human-at-expedia

https://community.ring.com/conversations/ring-device-tips/dayoffer-what-is-the-cheapest-day-to-buy-tickets-on/67eb65aa66bea62fe182da45

https://travelsolution.helpsite.com/articles/131745-how-do-i-contact-delta-airlines-customer-service-via-phone-chat-mail

https://intercom.help/expedia-76bf19176f4c/en/articles/11007805-can-you-talk-to-someone-on-expedia

https://intercom.help/expedia-76bf19176f4c/en/articles/11006416-how-do-i-ask-a-question-at-expedia

https://community.ring.com/conversations/ring-device-tips/dayoffer-what-is-the-cheapest-day-to-buy-tickets-on/67eb65aa66bea62fe182da45

https://travelsolution.helpsite.com/articles/131744-ways-to-reach-delta-airlines-support-by-phone-chat-and-email

https://intercom.help/expedia-76bf19176f4c/en/articles/11006923-human-how-do-i-get-a-human-at-expedia