You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: John Edwards here.

ASSISTANT: How may I assist 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 happy to help you and please give me a moment to check your previous reservation.

USER: Thank you for accepting my request, take your time.

ASSISTANT: Thank you for waiting, there is no reservation found for the user name to help you in cancellation process.

USER: Oh! I think the ticket was not booked properly at the time of my booking. Anyway, thank you for the information.

ASSISTANT: You are most welcome and thank you for reaching us. Have a nice day.