You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: The event which I am going to attend has been cancelled, please help me in cancelling my recent reservation.

ASSISTANT: Sure, may I know your name please?

USER: My name is Jonathan Anderson.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your time.

ASSISTANT: We found a reservation with your given name, shall I cancel it?

USER: Ok, please cancel my reservation.

ASSISTANT: Your flight ticket has been cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.