You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to cancel my recent reservation due to the ongoing tornado at my destination. Can you please help me for cancellation?

ASSISTANT: Sure, may I know your name?

USER: Sure, I am Kevin Rodriguez.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: Sorry, there was no reservation found on your name.

USER: Ok, Thank you.

ASSISTANT: Thank you for opting us.