You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I would like to travel from DEN to DCA, can you help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Sure, my scheduled dates are May 14 and May 16.

ASSISTANT: Can you please share your connection limit?

USER: I prefer maximum one connection.

ASSISTANT: May I know your name please?

USER: Sure, Eric Williams here.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: United airlines is providing connecting flight for you with the fare of 100, shall I proceed with the booking?

USER: Yes, you can.

ASSISTANT: Your ticket is booked with the flight-1008.

USER: Thank you for your kind service.

ASSISTANT: Thank you for choosing us.