You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name please?

USER: Elizabeth Baker is my name.

ASSISTANT: How can I address you Elizabeth Baker?

USER: I need to discuses some important work with my uncle who is living at Chicago, so can you please book me a flight ticket?

ASSISTANT: Sure, we are happy to help you. When you wish to travel?

USER: I would like to travel on 06/15 and return on 06/17.

ASSISTANT: Ok, please share your budget.

USER: 5000 is my budget.

ASSISTANT: Fine, can you please mention your journey points?

USER: My journey points are from Philadelphia, PA - PHL to Chicago, IL - ORD.

ASSISTANT: Ok, please hold on for a couple of minutes.

USER: Sure.

ASSISTANT: Thanks for being on hold, there is a flight found in UA airlines with price of 200. The flight number is 1028 with a stopover.

USER: Please proceed for booking.

ASSISTANT: Ok, your ticket has been processed successfully.

USER: Thanks for booking my ticket.

ASSISTANT: Most welcome. Thanks for being in touch with us.