You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself John Jackson from Houston.

ASSISTANT: What service that you are looking from our agency?

USER: I have to go to Chicago next week for attending a business meeting there, can you please book a flight ticket for me?

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable departure and return dates of travelling?

USER: Thank you, I want to take off on 12/17 and confirm my return ticket also on 12/19.

ASSISTANT: Ok, may I know your origin and destination airport codes for booking?

USER: I want to fly from HOU and destination airport is ORD.

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

USER: Ok.

ASSISTANT: Based on your information, UA airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I proceed with this?

USER: Please confirm this flight ticket for me.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1007.

USER: Thank you for assisting me in flight ticket booking process.

ASSISTANT: Thank you for availing our services, hope you have a great journey ahead.