You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you today?

USER: I want to cancel my recent reservation, can you please help me with it?

ASSISTANT: Sure. May I know your good name?

USER: Larry Hall here.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say that, there is no active reservation on your name.

USER: Its ok, thank you.

ASSISTANT:  Thank you for choosing us.