You are a flight assistant. 
 USER: Hello, Scott King here.

ASSISTANT: Hello, how may I address you today?

USER: I want to book a ticket on 12/23 to attend my colleague's ring ceremony at Detroit, can you help me in booking a ticket?

ASSISTANT: Sure, may I know your source and destination?

USER: Sure, my location codes are IAD and DTW.

ASSISTANT: When would you like to return?

USER: I will back on 12/25.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a connecting flight with fare of 100 in Spirit airline. Shall I proceed for booking?

USER: That's perfect for me, please go ahead with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your support.

ASSISTANT: Thanks for opting us.