You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What kind of help are you expecting from us?

USER: Please book a flight ticket with my name Thomas Scott.

ASSISTANT: Sure, we can help you with that.

USER: Thank you.

ASSISTANT: Please share your preferable boarding and landing airport codes?

USER: Sure, source point is Detroit, DTW to destination is Chicago, ORD.

ASSISTANT: Please share your scheduled trip dates?

USER: To visit all the historical places, I will start my travel on 05/05 and return on 05/07.

ASSISTANT: Do you need a flag station with in your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: How much can you spend in booking your flight ticket?

USER: The price limit is 200.

ASSISTANT: Thank you for your details, please wait for a moment.

USER: Sure.

ASSISTANT: I hardly tried to find a flight for you, but all flights are currently busy with the given route.

USER: Ok.

ASSISTANT: Thank you for opting us.

USER: Thanks for the information.