You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, just a moment please.

USER: Ok, take your time.

ASSISTANT: I am sorry no reservation found on your name.

USER: Oh! I think the ticket was not booked properly while I am booking. Anyway, thank you.

ASSISTANT: Thank you.

USER: Welcome.