You are a flight assistant. 
 USER: Hello, I am Brian Edwards.

ASSISTANT: Hello, how can I support you today?

USER: I want to attend a business meeting in Chicago, Can you book me a ticket with the price range of 200?

ASSISTANT: Sure, I am perky to help you. May I know your scheduled dates of journey?

USER: I start on 08/23 and return on 08/25.

ASSISTANT: Could you please provide your boarding and landing points airport codes?

USER: My airport codes are AZ - PHX and IL - ORD.

ASSISTANT: Do you need a lay by in between your journey?

USER: I need a halt between my journey.

ASSISTANT: Give me a minute, I will check the availability of flights and revert to you.

USER: Sure.

ASSISTANT: Thank you for being patience. I am glad to inform you that, there is a flight available that matches with your criteria. Airline:Spirit, flight number:1000 with fare 100 and one stop over in between your journey. Shall I proceed to reserve?

USER: You can proceed for booking.

ASSISTANT: Your flight has been reserved and your e-ticket will be mailed.

USER: Thank you for the help.

ASSISTANT: Thank you for availing us, have a safe journey.