DL 1716 then AA 3548 at O'Hare
Detroit → Chicago → Marquette
Timetable, Chicago time
13:59DL 1716 from Detroit at the gate
13:28AA 3548 to Marquette leaves the gate
23 h 29 apart on the timetable, overnight
AA 3548 leaves 23 h 29 after DL 1716 arrives on the timetable: more than half a day, so not a connection we count.