You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ronald Baker from Minneapolis.

ASSISTANT: How may I assist you at this moment?

USER: I have to go to Austin next week, can you please book a flight ticket for me on 12/20?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: Can you please provide your origin and destination airport codes for booking?

USER: I want to take off from MSP and destination airport is AUS.

ASSISTANT: Is there any return trip that you are planning?

USER: Yes, please book my return ticket also on 12/22.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Ok.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 is provided by Southwest airlines. Shall I proceed with this?

USER: That's perfect, please confirm this flight ticket flight ticket for me.

ASSISTANT: Ok, your ticket has been booked in flight number 1020.

USER: Thank you for your help.

ASSISTANT: Thank you for your help in booking of my ticket, have a nice day.