You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you at this moment?

USER: Owing to an emergency I have request you to cancel my reservation. Can you please help me out with that?

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

USER: Thank you.

ASSISTANT: On which name your previous flight ticket has been reserved?

USER: I have reserved it on the name of Kevin Smith.

ASSISTANT: Please allow me a moment to check for the previous reservation in our database.

USER: Sure.

ASSISTANT: We are sorry to say that, there is no active reservation found on your name.

USER: Oh! I think the ticket was not booked due to server issue. Anyway, thank you for the information.

ASSISTANT: Thanks for reaching us, wish you a nice day.