You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am Linda Robinson. I need to cancel my recent reservation.

ASSISTANT: Sure, please wait for a moment, I will check and revert you.

USER: Ok.

ASSISTANT: We are sorry to notify that, we did not find any reservation with your name.

USER: Ok, no issue. Thanks for your help.

ASSISTANT: Thank you for choosing us. Have a nice day.