Hello, I am James Smith.
Hello, how may I aid you for the day?
I already have an reservation to attend a meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation. Can You help me in changing my existing reservation?
Sure, please wait for a minute.
Sure.
Sorry, there is no reservation found on your name.
Ok, no issues. Thanks for the information.
Thank you for your help.