You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I need to cancel my recent reservation, can you please help me?

ASSISTANT: May I know your name for the cancellation process?

USER: Myself Angela Wilson.

ASSISTANT: Please wait for a moment, while I am checking with our data.

USER: Sure, I will be waiting.

ASSISTANT: Sorry as per your concern I can not cancel your reservation, as your reservation is not found as per our records.

USER: That's fine, thank you for the information.

ASSISTANT: Welcome, thank you for reaching us.