You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Please reserve me a flight ticket from DFW to MSP.

ASSISTANT: Sure, I am happy to help you. When are you willing to travel?

USER: My travel dates are Dec 17 and Dec 19.

ASSISTANT: Do you have any break in between journey?

USER: I prefer break in between my journey.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: Can I have your good name?

USER: I am Christopher Jackson.

ASSISTANT: We found a connecting flight in Southwest airline with a fare of 300 which departs at 18:00 and return at 9:00. Shall I proceed for booking?

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1016.

USER: Thank you.

ASSISTANT: Thank you for choosing us.