You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Daniel Thompson. I need a flight with one connection so I can meet my brother, who is at college in Washington DC.

ASSISTANT: Ok, kindly mention your journey dates?

USER: Sure. I will travel on 10/13 and return on 10/15.

ASSISTANT: Let me know your journey points with airport codes?

USER: My source airport code is TX-AUS to DC-DCA.

ASSISTANT: We found a direct flight with your request.

USER: Sorry, but I need a flight with single connection.

ASSISTANT: Ok.

USER: Thanks for helping me.

ASSISTANT: Thanks for approaching us.