http://forums.serebii.net/threads/7-ways-to-get-sri-lankan-airlines-booking-support-via-phone-chat-and-online-portals.782279/
https://community.whattoexpect.com/forums/austin-parents/topic/the-best-way-to-contact-delta-airlines-in-2025-169558934.html
https://www.upcomingevents.com/new-york-city/events/virtual-event/ultimate-etihad-airways-support-guide-how-to-reach-any-carrier-via-phone-chat-and-email-432884