You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how best I can assist you today?

USER: I would like to cancel my flight reservation as I am sick. Can you please help me?

ASSISTANT: Sure, I will help you out.

USER: Thank you.

ASSISTANT: May I know your good name please?

USER: I am David Edwards.

ASSISTANT: Ok, wait for a minute.

USER: Sure.

ASSISTANT: Sorry to say that, no reservation was found on your name to cancel.

USER: Not an issue. Anyway, thank you.

ASSISTANT: Thank you for reaching us.