You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you?

USER: Owing to an emergency, my soccer tournament got cancelled. So I had a request to you to cancel my existing reservation.

ASSISTANT: Sure, we are here to help you. May I know your name to proceed further?

USER: William Taylor here.

ASSISTANT: Ok, please be on hold while I am checking the status.

USER: Ok.

ASSISTANT: Sorry for the inconvenience, there is no reservation found on your name.

USER: Not a problem, thank you.

ASSISTANT: Thank you for choosing our service.