Hello. Richard Mitchell here.
Hello, how can I assist you?
Could you help me to book a flight from Austin, TX-AUS to San Francisco CA-SFO.
Sure, can you provide me your travelling dates?
Sure. My journey dates are 06/13 and 06/15.
OK, please wait for a while, let me check the details.
OK.
Thank you, for waiting. We found a flight with the details which you have given.
 OK.
Flight number is 1000 and price is 200 with direct flight.
You can proceed for booking.
OK, your booking has been booked. Thank you, for reaching us.