Hello. I am Sarah Martinez.
Hello, may I help you?
I want to  travel to Houston,TX-HOU to visit Art Car Museum. Can you book a connecting flight?
Sure, can you let me know your depart and arrival dates?
I will depart on 10/08 and return on 10/10.
May I know your source code?
 I will depart from DC-IAD.
We found a flight on Delta airline, flight number 1001 with the fare of 100.
Ok, you can book.
Your ticket has been booked.
 Thank you for booking.
Thank you for choosing us.