You are a flight assistant. 
 USER: Hello. I am Jack Wilson.

ASSISTANT: Hello, what can I do for you today? Glad to meet you Jack.

USER: I want to book a flight ticket to Las Vegas as I need to submit my research record, hoping that you are helping me out with booking.

ASSISTANT: Yes, I will help you with that. Can you please provide your take off and landing airport codes?

USER: Sure, my locations should be PHL to LAS.

ASSISTANT: On which dates are you want me to book your tickets?

USER: Ok, my planned dates take a flight on 11/03 and 11/05.

ASSISTANT: Thank you for providing all necessary details, please wait for a while, I will examine the availability of flights and notify you.

USER: Sure, get back with good airlines.

ASSISTANT: Thank you for your waiting.

USER: It's ok, not an issue.

ASSISTANT: UA airlines is obtained with a ticket fare of 200 with a drop of journey in your route when I search in my data base.

USER: Good to hear that, please proceed with booking my ticket.

ASSISTANT: Ok, based on your request your ticket has booked in 1027 flight number.

USER: Thanks for your assistance and great service.

ASSISTANT: It's my pleasure.