You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I am Timothy Campbell. I need to cancel my recent reservation due to cancel of live event. Could you please help me?

ASSISTANT: Sure, Please wait a second.

USER: Ok.

ASSISTANT: Sorry, No reservation found on your name.

USER: Ok, no problem.

ASSISTANT: Thank you for opting us.

USER: Thank you for your information.