You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in cancelling my reservation?

ASSISTANT: Sure, I am here to help you out. Please provide me your name to check the reservation status.

USER: I am Nancy Davis.

ASSISTANT: Please allow me a moment.

USER: Ok, I will wait.

ASSISTANT: Nancy Davis, there is no reservation on your name in our database.

USER: No problem, thank you for the information.