You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am Paul Parker, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: We are regret to say that, there is no reservation found on your name in our database.

USER: Ok, thank you.

ASSISTANT: Thank you for approaching us.