You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Actually I have planned for the trip to New York but now I am unable to travel there. So, I have decided to cancel my ticket. Will you please help me to cancel the ticket?

ASSISTANT: Sure, can I know your name please?

USER: Thank you. I have booked the previous ticket with the name Raymond Thomas.

ASSISTANT: Ok, wait a moment please.

USER: Ok, take your time.

ASSISTANT: I found your reservation and I have cancelled your reservation successfully.

USER: That's great, thank you for helping me in  cancelling the ticket.

ASSISTANT: Thank you for approaching us.

USER: Welcome.