You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Anthony Walker. Help me to cancel my reservation due to wildfire near my uncle guest house, I cancelled my plan to visit there.

ASSISTANT: Sure, I will check your previous reservation and get back to you.

USER: Ok.

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

USER: Thank you for the information.

ASSISTANT: Thank you for contacting us, have a good day.