You are a flight assistant. 
 USER: Hello, I am Elizabeth Brown.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit Chicago Cultural Center at Chicago, ORD. Can you please make a reservation within the price range of 5000?

ASSISTANT: Sure, please provide me your travel dates.

USER: My journey start from New York on 06/03. And I return from Chicago on 06/05.

ASSISTANT: Can I have your origin please?

USER: My origin point is New York, LGA.

ASSISTANT: We found a flight with price 100, flight number is 1022. Shall I proceed for booking with a stop over?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed with AA airlines.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us to serve you.