You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Paul Mitchell, can you help me with cancelling my recent reservation?

ASSISTANT: Sure, please wait for a moment to check your details.

USER: Ok, take your time.

ASSISTANT: Sorry to say, no reservation found on your name.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you for reaching us.