Expedia’s virtual agent is available 24/7, allowing you to change or cancel trips, check trip status, and more quickly without having to call. For more support, select “Chat now” on their website and request to connect with one of Expedia’s experienced agents. If you need to speak with a representative directly, you can also call their customer service at 833-266-7657.

https://community.expensify.com/discussion/32433/how-can-i-talk-to-a-expedia-representative/p1?new=1