You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I need to cancel my reservation due to my planned event got cancelled. So please help me with that.

ASSISTANT: Sure, I will help you in cancelling the ticket.May I know your name please?

USER: Thank you. Myself Carol Harris.

ASSISTANT: I have found the reservation as per your request I have cancelled the reservation.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.