You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Nancy Taylor here. I want to cancel my recent reservation due to the ongoing tornado at my destination. Can you please help me with this?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name in our database to cancel.

USER: Ok, not an issue. Thank you for the information.

ASSISTANT: You are welcome.