You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you today?

USER: Please help me out in cancelling my recent reserved ticket.

ASSISTANT: Sure, we are here to help you. May I know your good name please?

USER: John Roberts is my name.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for your time, there is no active reservation found in your name.

USER: That's ok thank you.

ASSISTANT: Thank you for approaching us.