You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be your helping hand today?

USER: I need to book a flight ticket from AUS to MSP, Can you please help me for booking?

ASSISTANT: Sure, do you need any stop over in between the journey?

USER: I need a stop over.

ASSISTANT: Ok, on which dates would you like o travel?

USER: I would like to travel on 10/19 to return on 10/21.

ASSISTANT: Ok, kindly mention your class preference.

USER: I am comfortable with any class.

ASSISTANT: May I know your airline preference?

USER: I need a normal cost airline.

ASSISTANT: Ok, can I have your good name please?

USER: Debra Green here.

ASSISTANT: We found a United Airlines with fare of 200 and a stop over in between the journey.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1007.

USER: Thank you for your information.

ASSISTANT: Thank you for reaching us.