You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, can you please provide the name on which the ticket reservation has been confirmed?

USER: My name is Anthony Scott.

ASSISTANT: Sorry, there is no reservation found on the name that your have provided.

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

ASSISTANT: Have a nice day and take care.