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