You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you now?

USER: I would like to cancel my recent reservation, can you help me in that?

ASSISTANT: Sure, we are here to help you with cancellation.

USER: Thank you for accepting.

ASSISTANT: May I know your name on which the reservation was done?

USER: Sure, the ticket has been reserved on the name Nancy Lee.

ASSISTANT: Please wait for a moment, while I check for the reservation.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your given name to cancel it.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for visiting us, we hope see you again.