You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you now?

USER: I want to cancel my flight ticket as my plan to watch the base ball game is cancelled. Can you help me with that?

ASSISTANT: Sure, I would be happy to help you. May I know your good name?

USER: My name is Scott Clark.

ASSISTANT: Ok, please wait a moment, I will check the reservation list and revert you.

USER: Sure.

ASSISTANT: Sorry to say that there is no reservation found on your name.

USER: Ok, thank you for helping me.

ASSISTANT: Thanks for opting us and have a good day.