You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: Can you cancel my recent reservation?

ASSISTANT: Sure, may I know your name please?

USER: Sure, I am Raymond Davis.

ASSISTANT: Please wait for a minute.

USER: Sure, take your time.

ASSISTANT: I am sorry to say that there is no reservation found under your name.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you.