Hello.
user
hello.
assistant
Actually my Musical Concert is postponed, so that I want to change an existing reservation. Can you help me?
user
Sure, I can help you with your reservation. Could you please tell me your name?
assistant
Sure, my previous reservation is done under the name Debra Clark.
user
There is no reservation found with the given name.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for choosing us.
assistant