You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you the best today?

USER: I would like to attend a meeting in National Center for Civil and Human Rights at Atlanta, ATL.

ASSISTANT: OK.

USER: Can you please help me in booking?

ASSISTANT: Sure, I can help you with that.

USER: Thank you.

ASSISTANT: May I know your travel dates?

USER: My travel dates are from 01/24 to 01/26.

ASSISTANT: Ok, from where you would like to travel?

USER: I would like to board from Austin, TX-AUS.

ASSISTANT: Sorry, no flights are available with your requirements.

USER: Ok, no problem. Thank you.

ASSISTANT: May I know your name for documentation purpose?

USER: I am Thomas Young.

ASSISTANT: Ok, thank you.