Hello.
user
Hello. How may I aid you?
assistant
I want to change my existing reservation, because my college annual day is postponed. Can you help me?
user
Sure, may I know your name please?
assistant
Ok, my name is Patrick Clark.
user
Please wait a while.
assistant
Ok.
user
Sorry, there is no active reservation on your name in our database.
assistant
Ok, no problem. Anyway's thank you for your information.
user
Thank you for approaching us.
assistant