You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

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

ASSISTANT: Can I know your name to check to reservation details?

USER: Sure, myself Nicole Williams.

ASSISTANT: Sorry, there is no active reservation on your name Nicole Williams.

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

ASSISTANT: Thank you for contacting us.