You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me with cancelling my reservation which I have done to participate in dance event but it got cancelled now? So, please help me with cancelling the reservation.

ASSISTANT: Sure, may I know your good name please to cancel your reservation?

USER: Sure, please check the reservation with name of Nicole Collins.

ASSISTANT: Ok, please wait for a while. Sorry, there is no reservation found as per your name to cancel your reservation.

USER: It's ok fine, thank you for your time.

ASSISTANT: You are welcome.