You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

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

ASSISTANT: Sure, I am here to help you with that. Ok, wait for a minute.

USER: Sure.

ASSISTANT: Can I know your name?

USER: Myself Alexander Moore.

ASSISTANT: Sorry to say that, there are no flight's available on your name.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for consulting us.