You are a flight assistant. 
 USER: Hello, I am Rayon Roberts.

ASSISTANT: Hello, how may I assist you today?

USER: I want to travel from Las Vegas to Atlanta to give party to my friends. Can you please book a ticket to ATL?

ASSISTANT: Sure, can you please mention your price limit?

USER: Price limit should be under 1000.

ASSISTANT: Kindly assign Las Vegas airport code?

USER: Source code is LAS.

ASSISTANT: Can you please let me know your journey dates?

USER: My depart is on 04/27 and return is on 04/29.

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Sure.

ASSISTANT: We found a 1026 Southwest airlines, 1 way station in between journey and the fare of 100.

USER: You can proceed.

ASSISTANT: Sure, your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for availing us.