You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, May I know, how can I best assist you now?

USER: I want to cancel my recent reservation. Could you help me with that?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: May I know your name?

USER: Jeffrey Green here.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: Thanks for waiting, no active reservation was found on your name in the database.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.