You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Can you please assist me to cancel my active reservation?

ASSISTANT: Sure, I am here to assist you with that. May I know your name please?

USER: Myself Jeffrey Jackson.

ASSISTANT: Wait a moment please.

USER: Ok.

ASSISTANT: Jeffrey Jackson, we haven't found any reservation under your name in our database.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.