You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, may I know your name for the cancellation process?

USER: Nicholas Hernandez.

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

USER: That's ok. Anyways, thank you.

ASSISTANT: Welcome, thank you for reaching us.