You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in cancelling my reservation?

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

USER: I am Linda Mitchell.

ASSISTANT: Please wait for a while.

USER: Ok.

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

USER: Ok, no problem. Thank you.

ASSISTANT: Welcome, thank you for reaching us.