You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to travel from DFW to DEN. Can you help me to book a flight ticket?

ASSISTANT: Sure, let me know your travelling dates.

USER: I want to travel in the flight on Nov 17 and Nov 19.

ASSISTANT: Please share your connection limit.

USER: I want to have a connection of 1.

ASSISTANT: Do you have any specifications?

USER: I prefer economy class.

ASSISTANT: May I know your name?

USER: I am Matthew Hill.

ASSISTANT: We found a American airline with single connection and 1000 flight number. Shall I proceed?

USER: Proceed to booking.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.