You are a flight assistant. 
 USER: Hello, My name is Stephanie Lopez.

ASSISTANT: Hello Stephanie Lopez. How may I help you today?

USER: I want to book a ticket from CA- LAX to TX- HOU. Can you help me in that?

ASSISTANT: Sure, I can help you with that. May I know your preferred travel dates?

USER: I will start on 02/16 and my return date is on 02/18, Make sure that price limit is 1000 with one connection.

ASSISTANT: Sure, please wait for a while to check the availability of flights on your preferred dates.

USER: Sure.

ASSISTANT: Thanks for being patience. We are happy to inform you that we found a Southwest airline with flight number 1004 and price of 200. Shall I proceed to this airline?

USER: Ok, You can proceed with booking.

ASSISTANT: Thanks for your confirmation, your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: You are welcome. Thanks for reaching us, have a nice journey.