You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I render you?

USER: Will you please cancel my reservation?

ASSISTANT: Sure. May I know your good name?

USER: I am Richard Thompson.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting. There is no reservation found with your name.

USER: Ok, thanks for the information.

ASSISTANT: Thanks for opting us.