You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Actually my Snooker's competition is postponed so that I want to cancel my recent reservation. Can you help me?

ASSISTANT: Yes, please I will help you with flight ticket cancellation.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Yes, I am Karen Garcia here.

ASSISTANT: Thanks for providing your name. I have searched online but I could not find your flight reservation to cancel it.

USER: Oh! that's fine, no problem. Thank you for your information.

ASSISTANT: Thank you.