| https://collaboratory.gse.upenn.edu/sites/default/files/webform/how-to-contact-air-france-customer-service.pdf |
| https://collaboratory.gse.upenn.edu/sites/default/files/webform/is-air-france-247.pdf |
| https://collaboratory.gse.upenn.edu/sites/default/files/webform/what-is-the-24-hour-rule-for-air-france.pdf |
| https://epicflightacademy.com/aviation-forums/topic/17-ways-to-contact-how-can-i-speak-to-someone-at-expedia-a-complete-guide/ |
| https://epicflightacademy.com/aviation-forums/topic/25-ways-to-get-support-from-expedia-via-call-or-chat-a-comprehensive-guide/ |
