You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I need you to book a flight ticket from HOU to SFO. Please help me.

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

USER: December 6 and 8 are my planned travelling dates.

ASSISTANT: Do you have any specifications about flight connections?

USER: I need a break in my journey.

ASSISTANT: Do you have any preferences about class?

USER: Nothing much to state.

ASSISTANT: Please mention your name.

USER: My name is Kathleen Young.

ASSISTANT: The Frontier airlines providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: Yes, please book the ticket.

ASSISTANT: Your ticket is booked. The flight number is 1003.

USER: Thank you.

ASSISTANT: Welcome, have a great day.