AA 2230 then DL 2617 at Houston
Miami → Houston → Minneapolis
Timetable, Houston time
23:58AA 2230 from Miami at the gate
18:19DL 2617 to Minneapolis leaves the gate
18 h 21 apart on the timetable, overnight
DL 2617 leaves 18 h 21 after AA 2230 arrives on the timetable: more than half a day, so not a connection we count.