You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

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

ASSISTANT: Sure, please wait for a moment.

USER: Sure, take your time.

ASSISTANT: May I know your good name please?

USER: My name is Steven Hill.

ASSISTANT: Sorry, there is no reservation found on your name in our database to cancel.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: You are welcome.