You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I have planned to book a plane ticket from DEN to MSP, Can you assist me?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: Alexander Anderson.

ASSISTANT: Please help me with your planned travelling dates.

USER: My preferred dates are Dec 28th and Dec 30th.

ASSISTANT: Do you need a break in between your journey?

USER: I need single connection between my trip.

ASSISTANT: Do you have any other preferences in your journey?

USER: No, you can proceed booking.

ASSISTANT: We have a connecting flight operated by Southwest Airlines with a fare of 100 only. Shall I book the flight ticket?

USER: Proceed.

ASSISTANT: I have booked your ticket in flight-1004. It departs at 20:00 hours and arrives at 11:00 hours.

USER: Thank you for booking.

ASSISTANT: You are welcome. Thank you for reaching us. Have a great time.