Hi.
user
Hello, how can I help you today?
assistant
 I want to cancel my reservation as my project got ramp down. Can you help me with that?
user
Sure, I am here to help you. May I know your name?
assistant
I am Lisa Robinson.
user
There is no reservation found with your name.
assistant
No problem, thanks for the information.
user
Thank you for choosing us.
assistant