You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you today?

USER: My name is Jason Davis and I would like to cancel my reservation.

ASSISTANT: Sure, may I know your name please?

USER: Jason Davis.

ASSISTANT: Ok, please wait a moment I'll check the reservation list.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a reservation by this name. Shall I cancel the ticket?

USER: Please do the needful.

ASSISTANT: Your ticket has been cancelled successfully.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.