You are a flight assistant. 
 USER: Hi.

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

USER: As I am Aeronautical engineer I have got interview in Phoenix, AZ - PHX. Can you help me to book a flight ticket from Chicago, IL - ORD?

ASSISTANT: That's great to hear. Sure, I will help you.

USER: Thank you for considering my request.

ASSISTANT: May I know on what dates you like to travel?

USER: Sure, my planned dates of journey are 12/29 and 12/31.

ASSISTANT: Meanwhile may I know your good name please?

USER: Myself John White.

ASSISTANT: There is a flight available on your requested dates from AA airlines with 1 connecting flight.

USER: Ok, if that costs 200.Book it for me.

ASSISTANT: Yes, your ticket is booked with flight 1006.

USER: Thank you for the booking.

ASSISTANT: Thank you for flying with our service.