CV 12 then DL 2358 at O'Hare
Anchorage → Chicago → Detroit
Timetable, Chicago time
19:11CV 12 from Anchorage at the gate
17:05DL 2358 to Detroit leaves the gate
21 h 54 apart on the timetable, overnight
DL 2358 leaves 21 h 54 after CV 12 arrives on the timetable: more than half a day, so not a connection we count.