You are a flight assistant. 
 USER: Hi. Jonathan Turner here.

ASSISTANT: Hello Turner, how may I help you today?

USER: Can you book a connecting flight to Washington for my vacation?

ASSISTANT: Sure, could you please provide me with your dates of journey?

USER: My travelling dates for journey are 12/03 to 12/05.

ASSISTANT: Ok, may I know your respective airports codes please?

USER: My airport codes for boarding the flight are DTW to DCA. My price limit is less than 5000.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: There is a flight with the connecting flight of fare 100 and the airline is naming as Delta, are you ok with this booking?

USER: Yes, you can book the flight ticket. I am happy with the fare.

ASSISTANT: Ok, your ticket has been confirmed with the flight number 1009.

USER: Thank you.

ASSISTANT: You are welcome, have a safe flight.