You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, what can I do for you today?

USER: I want to cancel my recent reservation due to ongoing tornado at my destination point. Can you help me with this?

ASSISTANT: Sure, may I know your name to track your details?

USER: My name is Andrew Collins.

ASSISTANT: Ok, please standby.

USER: Sure.

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

USER: Ok, thanks for your kind help.

ASSISTANT: Thanks for picking us.