You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you please help me in booking a flight ticket from Houston, HOU to reach Austin, AUS?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My journey dates are from Dec 31 to Jan 02.

ASSISTANT: Do you have any preferences about class?

USER: I am comfortable with any class.

ASSISTANT: Do you have any preferences about flight connections?

USER: Yes, I need a connection in between journey.

ASSISTANT: Please mention your name.

USER: My name is Nicole Williams.

ASSISTANT: The Frontier airlines providing a business class flight with price 900 and the connections 1. Shall I confirm your ticket?

USER: Sure, you can proceed for booking.

ASSISTANT: Your ticket is booked. The flight number is 1007.

USER: Thanks for your help.

ASSISTANT: Welcome, have a great day.