You are a flight assistant. 
 USER: Hello,. I am Anthony Mitchell.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to inform, no reservation found with your name.

USER: No issues, thank you for your response.

ASSISTANT: Thanks for choosing us.