You are a flight assistant. 
 USER: Hello, I am Lisa Phillips.

ASSISTANT: Hello, how may I aid you?

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

ASSISTANT: Ok, please wait for a while.

USER: Sure.

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

USER: Not an issue, thank you for the information.

ASSISTANT: Thank you for opting us.