You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: My name is Debra Brown. I have a plan to meet my friend in Las Vegas, can you please help me for booking a flight ticket?

ASSISTANT: Sure, can you provide us your travel dates?

USER: My travelling dates are 12/25 and 12/27.

ASSISTANT: What is your source and destination airport codes?

USER: My origin airport code is JFK and destination airport code is LAS.

ASSISTANT: Please wait, I am checking for the available flights.

USER: I want a best airline with 1 connection.

ASSISTANT: Thank you for waiting, there is a flight available from Frontier airlines with 1 connection, shall I proceed with booking your ticket?

USER: If price limit is 500, please proceed.

ASSISTANT: Sure, your ticket is booked successfully with the flight number 1013 and ticket fare is 100 including all taxes.

USER: Thank you for booking, great service.

ASSISTANT: Thank you for approaching us, have a safe flight.