You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Could you please book a flight ticket in the normal-cost airline?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: When you want to travel?

USER: I want to travel on July 19 and return back on July 21.

ASSISTANT: Ok, help me with your airport codes.

USER: HOU and AUS are my journey airport codes.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Is there any other specifications to meet?

USER: I need a single connecting flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a connecting flight with 1001 number and the fare is 100 in Hawaiian Airline. Shall I proceed in economy class?

USER: Yes, proceed with my booking.

ASSISTANT: May I know your name for booking purpose?

USER: My name is Barbara Hill.

ASSISTANT: Ok, your ticket has been confirmed on your name.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.