You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to visit Nature and  Science museum at Denver. So, please book a ticket to DEN on 01/30.

ASSISTANT: Sure, may I know your complete journey details?

USER: I would like to start from Chicago, IL-ORD. I intend to return on 02/01.

ASSISTANT: Do you have any other requirements?

USER: I need one connection and price limit should be 5000.

ASSISTANT: Ok, may I know your name please?

USER: I am Scott White.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a 1017 flight, airline: AA. Price: 100 with one connection.

USER: Ok, proceed with booking.

ASSISTANT: Ok, your flight ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.