You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to go for a holiday trip. Can you book a flight from DCA to ORD?

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

USER: My planned travel dates are 06/22 and 06/24.

ASSISTANT: May I know your connection limit?

USER: I am comfortable with any connecting flight.

ASSISTANT: Do you have any airline preference?

USER: No more specifications please.

ASSISTANT: Your good name please.

USER: Sure, Dorothy Brown here.

ASSISTANT: We found an airline: Frontier, flight number: 1026 and price is 100 with one connection.

USER: Yes, you can proceed with that booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for the booking.

ASSISTANT: Thank you for reaching us.