You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Barbara Carter. I am planning to go for my sister's baby shower program at Phoenix, PHX. Can you please book a ticket from Chicago, ORD?

ASSISTANT: Sure, can I have your dates of journey please?

USER: I am willing to travel on 04/21 and return back on 04/23.

ASSISTANT: Do you need any specifications?

USER: I need a stopover in between my journey. Price limit is 1000.

ASSISTANT: We found a flight in AA airlines, flight number is 1000 with one connection and price is 100. Shall I proceed?

USER: You can proceed.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.