You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what help can I do for you?

USER: I would like to participate in poker tournaments at Las Vegas. Can you help me in booking a ticket?

ASSISTANT: Sure, I can help you, can I know your dates?

USER: I am planning to travel on dates 07/16 and 07/18.

ASSISTANT: Can you help in providing you travelling locations?

USER: My airport codes are PHX and LAS.

ASSISTANT: As per the information there is a flight with a fare of 400 and drop of flight is 1. Shall I reserve your ticket?

USER: Please confirm it.

ASSISTANT: May I know your name for booking?

USER: My name is Dennis Wilson.

ASSISTANT: Ok, your booking is reserved with flight 1002, enjoy your flight journey.

USER: Thank you for booking.

ASSISTANT: It's our work to help you. Thank you.