You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Please help me in cancelling my recent reservation?

ASSISTANT: Sure, I will help you with that. Can you please help me with your name to check the reservation status under your name?

USER: I have reserved my flight ticket with name Rebecca Mitchell.

ASSISTANT: Sorry Mitchell, there is no active reservation under your name to cancel.

USER: Ok, fine. Thank you for checking.

ASSISTANT: Thank you for reaching out here. Hope you have a nice day.