You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am George Hernandez.

ASSISTANT: Ok.

USER: I would like to book a ticket to Las Vegas, can you book a ticket for me?

ASSISTANT: Ok, may I know your travel dates?

USER: My travelling dates are 07/31 and 08/02.

ASSISTANT: Please send me your travel codes?

USER: I would like to fly on these airport codes ATL and LAS.

ASSISTANT: May I know your price limit?

USER: I am preferring my price limit up to 500.

ASSISTANT: ok, I found a flight ticket with price 500 and connection limit is 1 with South west airline.

USER: Ok, you can proceed with this flight.

ASSISTANT: Ok, your ticket has been confirmed with 1003 flight number.

USER: Thank you for your services.

ASSISTANT: Thank you for opting us.