https://support.google.com/edu/classroom/thread/330167433?hl=en¬ify=new&sjid=9769319718594036005-NA
https://exploreforums.com/index.php?/topic/77843-faqspublic-%C2%BFc%C3%B3mo-consigo-un-humano-en-expedia/
https://community.ring.com/conversations/ring-updates/how-do-i-connect-to-spirit-airlines/67cf22f27fb00d0524539056
https://www.goodreads.com/quotes/12637751-para-asistencia-r-pida-c-mo-hablar-con-expedia-en-espa-ol-llama-al