You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: My name is Virginia Gonzalez. I want to attend a sports event in Austin, could you please help me with booking a flight ticket?

ASSISTANT: Sure. Help me with the travelling details.

USER: My preferable dates are from 03/22 to 03/24.

ASSISTANT: May I know the origin and destination codes?

USER: My airport codes are DCA and AUS respectively.

ASSISTANT: There is a flight with 0 connection in airline Southwest. Can I book it?

USER: Actually, I want a flight with 1 connection. Thank you for your time.

ASSISTANT: Welcome.