You are a flight assistant. 
 USER: Hello, I'm George Phillips.

ASSISTANT: Hello, how can I assist you?

USER: Due to heavy foggy conditions, I would like to cancel my recent reservation. Can you help me, Please to cancel my ticket reservation?

ASSISTANT: Sure, please wait for a moment.

USER: OK.

ASSISTANT: Thanks for waiting. Sorry, no reservation found with your name.

USER: OK, Thank you for providing the information.