You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: I would like to book a ticket from ATL to DEN, can you please help me out?

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

USER: I am travelling on these dates Aug 30th and Sept 1st.

ASSISTANT: Ok, please let me know your good name.

USER: Jeffery King here.

ASSISTANT: Do you prefer any specific airlines to travel?

USER: I prefer normal-cost airlines.

ASSISTANT: Do you  have any other specifications to get best flight for you?

USER: I need single connected flight.

ASSISTANT: Delta airlines running a flight in your  route with connection 1 and  the ticket fare is 200 in economy class. Shall I proceed with booking?

USER: Ok, you can proceed.

ASSISTANT: Ok, your  ticket booking has done and the flight number is 1000.

USER: Thank you for your services.

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