You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please assist me in booking a flight ticket from DTW to ORD to attend a religious festival?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My planned trip dates are Feb 25 and Feb 27.

ASSISTANT: Do you have any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Is there any class preference?

USER: No, I don't have any other preferences.

ASSISTANT: Please forward your name.

USER: I am Joseph Gonzalez.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found a connecting flight of fare 500 with airline Frontier and number is 1020. Shall I proceed?

USER: Please, proceed.

ASSISTANT: Your ticket has been confirmed in business class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.