You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Karen Harris, can you help me to book a flight from DTW and MCO?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are Mar 03 and 05.

ASSISTANT: Due you have any specifications?

USER: No.

ASSISTANT: Here, there is a flight with 1 connection flight in Southwest airlines and price is 200. Shall I proceed?

USER: Proceed with booking.

ASSISTANT: Ok, your ticket is booked with the flight 1004.

USER: Thank you.

ASSISTANT: Thank you for choosing us.