You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you at this moment?

USER: Owing to an emergency, I want to cancel my reservation. Can you help me out?

ASSISTANT: Sure, I can help you with that. May I know your name for further process?

USER: Sure, my name is Steven Collins.

ASSISTANT: Please hold on a moment, I will check your reservation status.

USER: Ok.

ASSISTANT: There is no previous reservation available in your name Steven Collins.

USER: That's ok, thank you.

ASSISTANT: You are welcome.