You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you out?

USER: I am Joshua Brown. I need to book a ticket from TX - HOU to CA - SFO.

ASSISTANT: Can you please provide the travelling dates?

USER: Sure,Departure is on Sept/10 and return is on Sept/12.

ASSISTANT: Do you have any other specifications?

USER: Yes, I do have connection limit must be one and price should be 200.

ASSISTANT: There are flight matching your requriment. Can I proceed for booking ?

USER: Yes,You can proceed now.

ASSISTANT: Airline:Hawaiian, and the flight number is 1012. Your booking has been confirmed.

USER: OK,Thanks for booking.

ASSISTANT: Thank you, have a great day a head.