Hello.
Hello, how can I assist you today?
 I am Mark walker want to travel to TX-AUS to attend a family function. Can you book a ticket from CA-SFO?
Sure, may I know your planned travel dates?
My travel dates are 03/24 and 03/26.
Do you need a halt in between your journey?
Yes, I need  a halt in between my journey.
May I know your price limit?
I can afford up to 5000.
Please wait for a moment. I will check the availability of the flights.
Ok.
We are glad to say that, we found an airline: AA, flight number: 1008 and price is 100. Shall I proceed to booking?
Ok, you can proceed with booking.
Your flight ticket has been reserved.
Thank you for booking.
Thank you for reaching us. Have a safe flight.