You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I need to cancel my reservation, as my friends have already booked my ticket in another flight along with theirs, I was not aware of this thing, can you please cancel the ticket for me?

ASSISTANT: Sure, may I know your name please?

USER: Myself Helen Young.

ASSISTANT: I found a reservation on your name, Shall I proceed to cancel that ticket?

USER: Ok, please cancel that flight ticket.

ASSISTANT: Your ticket has been cancelled. Thank you for availing our services.

USER: Thank you for your help in cancelling the flight ticket. Welcome.