You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am Andrew Thompson from Las Vegas.

ASSISTANT: Welcome to flight booking agency Andrew Thompson.

USER: Thanks. I need your help in booking of a flight ticket from LAS to SEA for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, I am glad to assist you. Can you please provide your preferable dates of travelling?

USER: Thank you, I want to take off on 09/25 and book my return ticket also on 09/27.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Ok.

ASSISTANT: Based on your travel details, I have found a flight with a single connection with a fare of 100 from Frontier airlines. If you are ok with this, please inform me to book the flight.

USER: That's great, please confirm this flight ticket for me.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1002.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a great journey.