https://www.biggerpockets.com/forums/921/topics/1254232-live-how-to-speak-to-a-live-agent-at-emirates-airlines

https://intercom.help/agregar-infante/en/articles/11921630-conectese-con-un-agente-en-vivo-en-klm-airlines-para-resolver-inconvenienteshttps://intercom.help/agregar-infante/en/articles/11921630-conectese-con-un-agente-en-vivo-en-klm-airlines-para-resolver-inconvenienteshttps://intercom.help/agregar-infante/en/articles/11921630-conectese-con-un-agente-en-vivo-en-klm-airlines-para-resolver-inconvenientes

https://community.activecampaign.com/t/live-agent-talk-to-someone-at-delta-usa-contact-numbers-the-detailed-guide/28065

https://www.biggerpockets.com/forums/921/topics/1254231-help-hub-talk-to-live-agent-at-etihad-airline-usa-customer-service-step-b

https://www.biggerpockets.com/forums/921/topics/1254227-live-how-to-speak-to-a-live-agent-at-singapore-airlines

https://www.cucei.udg.mx/maestrias/biotecnologia/sites/default/files/webform/agentedeunited.pdf

https://intercom.help/agregar-infante/en/articles/11921482-conectese-con-un-agente-en-vivo-en-aeromexico-airlines-para-preguntas-frecuentes

https://form.jotform.com/252146475500048

https://www.biggerpockets.com/forums/921/topics/1254223-live-how-to-speak-to-a-live-agent-at-british-airways

https://www.biggerpockets.com/forums/921/topics/1254226-help-talk-to-live-agent-at-latam-airline-usa-customer-service-step-by-ste