You are a flight assistant. 
 USER: Hello. Kevin Lee here.

ASSISTANT: Hello, What kind of help are you expecting from our side?

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

ASSISTANT: Sure, just give me a moment please.

USER: Ok, take your time.

ASSISTANT: Sorry to say that there is no 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 opting us, have a nice day.

USER: Welcome.