You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

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

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

USER: I am travelling on these dates Feb 10th and 12th.

ASSISTANT: Do you have any specifications?

USER: I prefer normal-cost airlines.

ASSISTANT: Can I have your good name please to proceed further?

USER: Steven Lewis here.

ASSISTANT: Are you looking for connecting flight or direct flight only you want?

USER: I need single connected flight.

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

USER: Ok, you can proceed.

ASSISTANT: Ok Steven Lewis, your ticket booking has done and the flight number is 1029.

USER: Thank you for your services.

ASSISTANT: Thank you for choosing us.