You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me in booking a flight ticket from ORD to DFW?

ASSISTANT: Sure, let me know your travelling dates.

USER: My planned journey dates are Sept 10 and Sept 12.

ASSISTANT: Please share your connection limit.

USER: I prefer a flight having maximum connection of one.

ASSISTANT: Do you have any other specifications?

USER: No, I don't have.

ASSISTANT: May I know your name?

USER: I am Brandon Martinez.

ASSISTANT: We found an United airlines with single connection and flight number is 1027. Shall I proceed?

USER: Please, proceed.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.