You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me to book flight ticket from DEN to ORD?

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are May 22 and May 24.

ASSISTANT: Do you have any specifications?

USER: I prefer to travel in a connecting flight.

ASSISTANT: May I know your good name?

USER: I am Patricia Green.

ASSISTANT: Southwest airlines flight- 1003 of price 100 with direct flight in economy class matches your given details, shall I proceed?

USER: Proceed for booking.

ASSISTANT: Ok, your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.