https://airhub.helplook.com/docs/Ways-to-Call-United-Airlines-Customer-Service-by-Phone-Email-or-Live-Chat-StepbyStep-Help-Guide

https://airhub.helplook.com/docs/Complete-Guide-How-to-Reach-American-Airlines-Customer-Service-by-Phone-Email-Chat-in-Minutes

https://airhub.helplook.com/docs/Ways-to-Easily-Connect-with-American-Airlines-Support-Phone-Email-or-Live-Chat-Explained-Clearly

https://eventspring.odoo.com/knowledge/article/502

https://allairlineshubhelp.zendesk.com/hc/en-us/articles/34529504365841-10-Ways-to-Reach-MSC-Cruise-Customer-Care-in-the-USA-Phone-Chat-Emai...

https://eventspring.odoo.com/knowledge/article/492

https://forum.gtarcade.com/topic/214105

https://forum.gtarcade.com/topic/214100

https://allairlineshubhelp.zendesk.com/hc/en-us/articles/34529242064145-Ways-to-Reach-Cunard-Cruise-Cruise-Support-Instantly-by-Phone-Number...

https://eventspring.odoo.com/knowledge/article/475

https://allairlineshubhelp.zendesk.com/hc/en-us/articles/34528665041553-9-Easy-Ways-to-Contact-Royal-Caribbean-Cruises-Customer-Service-via-...

https://pantip.com/topic/43403697