You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Kathleen Moore.

ASSISTANT: Ok.

USER: Due to some problems my trip was cancelled so can you please cancel my flight ticket?

ASSISTANT: Sure, we are here to help you. please wait for a while.

USER: Ok, thank you.

ASSISTANT: Thanks for waiting, we did not found any active reservation on your name to cancel.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for opting us.