You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: May I know your name please to check the reservation status?

USER: Sure, my name is Linda Johnson.

ASSISTANT: Please wait Linda.

USER: Ok.

ASSISTANT: There is no reservation found with your details, Linda Johnson.

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

ASSISTANT: Thank you for contacting us.