You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you now?

USER: I am Raymond Johnson. I need to cancel my reservation, can you help me out please?

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name.

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

ASSISTANT: Thank you for approaching us.