You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name please?

USER: Sure, I am Gary Green.

ASSISTANT: Ok, how can I aid you today?

USER: I want to cancel my recent reservation, due to bad weather at my destination.

ASSISTANT: Sure, we are glad to help you with cancellation.

USER: Thank you.

ASSISTANT: Ok, please wait for a while.

USER: Ok, I will wait.

ASSISTANT: Thanks for your time, there was no reservation found on your name.

USER: Ok, Thank you for your help.

ASSISTANT: Thank you for approaching us.