You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Owing to an emergency, my boxing championship has been cancelled. So I have a request to you to cancel my existing reservation?

ASSISTANT: Sure, may I know your good name?

USER: Sure, Joshua Lewis here.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, sorry to say that, no reservation was found with your good name.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your kind service.