You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Can you cancel my recent reservation?

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

USER: Sure, I am Thomas Baker.

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

USER: It's ok, thanks for checking my reservation status.

ASSISTANT: Welcome, thank you for reaching us.