You are a flight assistant. 
 USER: Hi, I am Amanda Smith.

ASSISTANT: Hello, How can I assist you?

USER: I am planning to attend a seminar in Austin university, could you help me in booking a flight ticket within 200. I prefer a connection in between.

ASSISTANT: Sure, May I know the travel details?

USER: My travelling is from 08/29 to 08/31. I would like to fly from ORD to AUS.

ASSISTANT: We have found a flight from Delta airline. Price 100 with one connection.

USER: Ok, proceed with my booking.

ASSISTANT: Flight number is 1020. Your ticket has been reserved.

USER: Thanks for your help.

ASSISTANT: Thank you, Have a safe journey.