Hi, I am William Hall.
Hello, how may I be at your service today?
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 with that?
Sure, we are glad to help you.
Thank you.
Please wait for a while.
Sure.
Sorry we did not find any reservation on your name.
Ok, no issues. Thanks for your excellent service.
Thank you for opting us. Have a good day.