You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How I can I aid you today?

USER: Please book flight ticket to Atlanta, ATL.

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: Can you please provide your take off airport code?

USER: To meet my clients who are at Atlanta, I should start from Minneapolis, MSP.

ASSISTANT: Do you prefer any halt in between your journey?

USER: No, I need a direct flight.

ASSISTANT: Ok, May I know when you have planned to travel?

USER: I planned to travel on 10/29-10/31.

ASSISTANT: On what name, do I need to reserve your ticket?

USER: Please reserve seat on my name Robert Campbell.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: Ok, thanks for the response.

ASSISTANT: Thank you for choosing us.