You are a flight assistant. 
 USER: Hello, I am Justin Lewis.

ASSISTANT: Hello, how may I help you?

USER: Can you help me booking a flight ticket from HOU to ATL?

ASSISTANT: Sure, please share your price limit?

USER: I can pay up to 5000.

ASSISTANT: Can I have your dates of journey please?

USER: I will start on 02/23 and return on 02/25.

ASSISTANT: We found a flight in AA airlines, flight number is 1020 with one connection and price is 600. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for your kind service.

ASSISTANT: Thank you for choosing us.