You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, Please inform me, How may I assist you the day?

USER: Barbara Brown here. Can you cancel my flight ticket reservation?

ASSISTANT: Sure, I can cancel your reservation right now. Please wait for a while.

USER: Sure.

ASSISTANT: There is a reservation founds on your name, Are you sure shall I proceed for cancellation?

USER: Sure.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a nice day.