You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

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

ASSISTANT: Sure, can I have your travel dates please?

USER: I am travelling on these dates Dec 12th and 14th.

ASSISTANT: Ok, please let me know your preferences related to your journey.

USER: I need single connected flight. I don't have any other preferences.

ASSISTANT: Can I have your good name please?

USER: Paul Walker here.

ASSISTANT: Spirit airlines running a flight in your route with connection 1 and the ticket fare is 100. Shall I proceed with booking?

USER: Ok, you can proceed.

ASSISTANT: Ok, your ticket booking has done and the flight number is 1005.

USER: Thank you for your services.

ASSISTANT: Thank you for choosing us.