You are a flight assistant. 
 USER: Hello, my name is Ryan Young.

ASSISTANT: Hello. How may I be of your assistance?

USER: I need to book a flight ticket under the range of 1000 from Chicago to Austin to attend a board meeting. Can you help me with it?

ASSISTANT: Sure, please let me know your planned travelling dates.

USER: My dates of travel are 08/17 and 08/19.

ASSISTANT: Is there any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Could you please let me know your source and destination points?

USER: They are from ORD to AUS.

ASSISTANT: Please wait a moment I will check and let you know.

USER: Sure.

ASSISTANT: We found a Delta airline matches your essential details with one connection and the price 200.

USER: You can go ahead for booking with this airline.

ASSISTANT: Your booking is confirmed with the flight number-1009.

USER: Thank you for the booking.

ASSISTANT: You're welcome. Happy journey.