You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you today?

USER: I would like to cancel my flight reservation as my trip got postponed, can you please help me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Nicole Campbell.

ASSISTANT: Ok, wait for a mean while please.

USER: Ok.

ASSISTANT: Sorry to say, that there is no active reservation found as per your name to cancel it.

USER: Not an issue, thank you for the information.

ASSISTANT: You are welcome.