You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need to cancel my reservation which I have done to participate in dance event but unfortunately dance event got cancelled, can you please help me with cancelling my reservation?

ASSISTANT: Ok, I will help you.

USER: Thanks.

ASSISTANT: Could I know your name please?

USER: Sure, my name is Cynthia Green.

ASSISTANT: Green, please allow me  a moment.

USER: Ok.

ASSISTANT: Sorry, there is no reservation with your name to cancel further.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for opting us.