You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am Michelle Phillips from Las Vegas.

ASSISTANT: Nice meeting you Phillips.

USER: Nice to meet you too.

ASSISTANT: Thank you.

USER: I want to go PHL next week for my business trip purpose, can you please book a flight ticket for me?

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

USER: Thanks, my departure date is 09/12 and please book my return ticket also on 09/14.

ASSISTANT: Ok, may I know your destination airport code for booking?

USER: My source airport is LAS.

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

USER: Sure, please find a best flight for me.

ASSISTANT: Based on your information, I have found flight with 1 connection with the fare of 100. Is it ok for you?

USER: Oh! That's great this airline save my money, please confirm this flight ticket.

ASSISTANT: Sure, your ticket has been confirmed in flight number 1012 and airline is Frontier.

USER: Thank you for your service.

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