You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Please reserve me a flight ticket from DTW to DCA.

ASSISTANT: Sure, I am happy to help you. Can you please let me know your travelling dates?

USER: My trip dates are Feb 23 and Feb 25.

ASSISTANT: Do you prefer any stopover in between journey?

USER: I prefer lay by in between my journey.

ASSISTANT: Is there any other specifications for you?

USER: I would like to prefer economy class flight ticket.

ASSISTANT: May I know your good name?

USER: I am Paul Mitchell.

ASSISTANT: We found a connecting flight in JetBlue airline with a fare of 100 which departs at 23:00 and return at 19:00. Shall I proceed for booking?

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1006.

USER: Thank you.

ASSISTANT: Thank you for contacting us.