You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Stephanie Campbell here. Can you please help me in cancelling my recent booking?

ASSISTANT: Sure, please wait a moment I will check your complete details and proceed further.

USER: Sure.

ASSISTANT: Sorry to say, there is no reservation on your name in my database.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us, have a nice day.