The Willis Tower in Chicago, Illinois, serves as the home base for United Airlines, Inc., a significant American airline. All six inhabited continents and several U.S. cities are served by United's extensive domestic and international route network. It is a founding member of the Star Alliance, which currently has 28 member airlines and is the largest airline alliance in the world. Under the moniker United Express, unaffiliated carriers provide regional service. While booking or canceling your flight with United Airlines, if you need any assistance, then you can contact United Airlines customer support at +1-850-604-0015 (No wait time) or 1 (800) 864-8331. Tell them all the issues that you have, and they will do their best to assist you.

https://groups.google.com/g/comp.os.vms/c/j4lIv_te8Rg