You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Will you help me in booking the flight ticket from LAX to ATL?

ASSISTANT: Sure, let me know your travel dates please?

USER: My travel dates are Jan 22 and Jan 24.

ASSISTANT: May I know your connection limit?

USER: I need a flight with single connection.

ASSISTANT: Do you need any other preference?

USER: I prefer to return in afternoon time.

ASSISTANT: Can I know your name please?

USER: Myself Brian Scott.

ASSISTANT: Sorry to inform you that there are no flight services available on your given details.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.