You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I assist you?

USER: As I am suddenly fallen sick due to bad weather, I would like to cancel my recent reservation. Can you aid me with cancellation?

ASSISTANT: Please provide your name?

USER: Sure, my name is Eric Edwards.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: I regret, no reservation exist for Eric Edwards.

USER: That's Ok, thanks for your help.

ASSISTANT: Thanks.