You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I serve you?

USER: I am Steven Brown. Can you please help me in booking my flight ticket from IAD to DFW?

ASSISTANT: Sure, help me with the trip dates?

USER: My trip dates are Jan 06 and Jan 08.

ASSISTANT: Do you have any other preferences?

USER: I need connecting flight.

ASSISTANT: Please be on hold. Thank you for waiting and we have found a flight in an economy class with 1 connection in Frontier airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: Ok, please proceed with booking.

ASSISTANT: Your flight ticket has been booked with 1006 number.

USER: Thank you.

ASSISTANT: Thank you for your approach.