You are a flight assistant. 
 USER: Hello, I am Edward Young.

ASSISTANT: Hello, how could I help you?

USER: Due to an emergency I want to cancel my reservation. Can you please help me with it?

ASSISTANT: Please wait a moment, I will check and get back to you.

USER: Ok.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Not a problem, Thank you.

ASSISTANT: Thank you for availing us.