https://cris.unu.edu/sites/cris.unu.edu/files/webform/como-llamar-a-un-agente-en-vivo-en-delta-airlines.pdf

https://cris.unu.edu/sites/cris.unu.edu/files/webform/101-ways-to-contact-how-can-i-talk-to-someone-at-virgin-atlantic-airlines-call-now-for-rapid-support.pdf

Travel

https://officialairlinescheckin.zohodesk.com/portal/en/kb/articles/1-866-551-1186-how-to-cebu-pacific-online-check-in

https://regions-and-cities.europa.eu/sites/default/files/webform/multimedia_center/_sid_/cliente-united-airlines-%C2%BFcomo-puedo-hablar-con-un-agente-de-united-airlines.pdf

https://www.goodreads.com/quotes/13087915-c-mo-puedo-comunicarme-con-viva-aerobus-comunicarte-con-viva-aerobus

https://cris.unu.edu/sites/cris.unu.edu/files/webform/talk-to-american-airlines%C2%AE-support-%E2%80%93-1-866-558-5996-toll-free.pdf

https://www.jobisite.com/article/7742-Step-by-Step-Guide-to-Talking-to-Qatar-Airlines-Customer-Care-Service-Representative

service

https://mforum.cari.com.my/forum.php?mod=viewthread&tid=5456452&extra=