Hello.
user
Hello, may I know your name?
assistant
My name is Amanda Robinson.
user
Robinson, tell me how may I help you?
assistant
Suddenly my trip plan is changed.So I want to cancel my reservation.
user
Ok, just wait for a while.
assistant
Ok.
user
I am sorry there is no reservation found with your name to cancel.
assistant
Thank you for helping me.
user
Most welcome.
assistant