You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

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

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

USER: My trip dates are Aug 16 and Aug 18.

ASSISTANT: Do you prefer any stopover in between journey?

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

ASSISTANT: Is there any other specifications for you?

USER: No, thanks for asking.

ASSISTANT: May I know your good name?

USER: I am Benjamin Walker.

ASSISTANT: Thanks for providing details, there is a connecting flight found in Spirit airline with a fare of 100 which departs at 16:00 and return at 13:00. 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 1024.

USER: Thank you.

ASSISTANT: Thank you for availing us.