You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I need a flight ticket from AUS to reach MSP, can you please assist me to book a flight ticket?

ASSISTANT: Sure, when would you like to plan your journey?

USER: Sure, my preferred journey dates are Sept 19 and Sept 21.

ASSISTANT: Can I have your good name please?

USER: My name is Stephen Allen.

ASSISTANT: Do you need a connecting flight or a direct flight?

USER: I need a single connecting flight for my journey.

ASSISTANT: Do you have any other specifications?

USER: I would like to depart in the morning time.

ASSISTANT: I found an economy class in Frontier airlines with fare 200 and it is a connecting flight. Can I book your ticket?

USER: Yes, I am ok with the Frontier airlines to travel. Please proceed to reserve my ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1005.

USER: Thank you for your guidance.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.