You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Could you please help me to book a flight ticket from DCA to meet my old friend to start a new business in DTW?

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

USER: Sure, I need to depart on 01/26 and my return date will be on 01/28.

ASSISTANT: May I know your connection limit?

USER: I want to fly in a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, please proceed.

ASSISTANT: May I know your good name?

USER: I am Brenda Nelson.

ASSISTANT: We found an airline: Southwest, flight number: 1006 and price is 100 with one connection.

USER: That's fine, you can book the ticket.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your assistance in booking.

ASSISTANT: Thank you.