You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you today?

USER: I am Robert Green, I want to book a connecting flight ticket to Houston to submit my research records. Please help me out.

ASSISTANT: Sure, Kindly mention your travel dates?

USER: My travelling dates are from 10/20 to 10/22.

ASSISTANT: May I know your airport codes?

USER: I want to fly from TX- AUS to TX- HOU.

ASSISTANT: There is a flight with your requirement, airline is SouthWest with price 200 and single connection. Can I proceed with booking?

USER: Sure, please go ahead.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a good day.