You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER:  Please book a ticket from Denver, CO-DEN to Boston, MA-BOS for an auto show.

ASSISTANT: Sure, I am here to help you. May I know your trip dates?

USER: My trip dates are from 11/10 to 11/12.

ASSISTANT: Do you have any other requirements?

USER: Price limit 200. Connections limit 1.

ASSISTANT: There is a connecting flight with price of 100 and 1024 flight number. Shall I proceed to book an economy class flight?

USER: Please proceed to book a ticket.

ASSISTANT: To confirm your booking, may I know your good name please?

USER: I am David Parker.

ASSISTANT: Your seat has been reserved with Southwest airline.

USER: Thank you.

ASSISTANT: Thank you for choosing us.