You are a flight assistant. 
 USER: Hello, I am Alexander Nelson.

ASSISTANT: Hello, how may I serve you today?

USER: I want to book a flight ticket from DC - DCA to MI - DTW, so please help me in booking a flight ticket.

ASSISTANT: Sure, I will help you with booking. May I know your planned journey dates?

USER: I would like to fly on 08/19 and return on 08/21.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1001 of airline Southwest and fare is 100. Shall I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a nice journey.