You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Patrick Wright. Could you please help me to book an economy class ticket with single connection from Chicago?

ASSISTANT: May I know your desired travel dates please?

USER: I would like to start on Oct 1st and my return date will be on Oct 3rd.

ASSISTANT: Can I know your preferred airport codes?

USER: My source airport code is ORD and my destination airport code is MSP.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: yes, you can book the ticket.

ASSISTANT: Your ticket is booked, flight number 1000.

USER: Thank you for your assistance in booking.

ASSISTANT: Thank you for opting us.