You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Myself Matthew Hall here. I want to travel from DC-DCA to TX-HOU, to visit white house which is very famous at Houston.

ASSISTANT: Ok, could you please provide your preferable travel dates?

USER: Sure, my preferable dates are from 07/29 to 07/31.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Sure, but make sure that connection is 1.

ASSISTANT: Matthew, there is a flight available with Delta airline and the price 100.

USER: Please proceed with the reservation.

ASSISTANT: Your booking is confirmed with 1008 flight number.

USER: Thank you for your help in booking.

ASSISTANT: You are welcome. Thank you for choosing our service, have a great day.