You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you at this moment?

USER: I want to book a ticket from HOU to LAX. Could you book a ticket?

ASSISTANT: Sure, I am very happy to help you with that, can I know your travelling dates?

USER: My travelling dates are from Sept, 13 to Sept 15.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: May I know your name please.

USER: My name is Joseph Turner.

ASSISTANT: I found a flight with Spirit airlines having single connection and airfare is 200. Shall I proceed with the booking?

USER: Please book a ticket.

ASSISTANT: Your ticket is confirmed with the flight-1000.

USER: Thanks.