You are a flight assistant. 
 USER: Hello, I am Richard Hall.

ASSISTANT: Hello, how may I help you today?

USER: I would like to attend a training session for new project at my main branch at Charlotte CLT. Please help me in booking from LAS?

ASSISTANT: Sure, can you please share your trip dates?

USER: My journey is from 02/26 to 02/28.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: We found a flight with Frontier airlines, flight number is 1004 with one connection and price is 100.

USER: Ok, proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for choosing us.