You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Sharon Young is my name. Please help me out in cancelling my ticket because my trip planning got postponed to next year.

ASSISTANT: Sure, we are here to assist you.

USER: Ok.

ASSISTANT: Please wait for a while.

USER: OK.

ASSISTANT: Sorry to inform you that, there is no reservation found in your name to cancel.

USER: That's ok, not a problem.

ASSISTANT: Thank you for opting us.

USER: Thank you.