You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: I am planning to book a flight ticket to DTW from DCA, can you please help me out?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: Sure, my planned travelling dates are Dec 18 and Dec 20.

ASSISTANT: Do you have any specifications?

USER: Yes, I am looking for a flight with 1 connection.

ASSISTANT: Can I have your good name please?

USER: Sure, my name is Ashley Campbell.

ASSISTANT: Frontier airlines running a flight in your route with connection 0 and the ticket fare is 100. Are you ok with this flight?

USER: I prefer economy class, please proceed if the airline satisfies.

ASSISTANT: Ok, your ticket booking has done and the flight number is 1006.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us, have  a great journey.