CV 78 then UA 5752 at O'Hare
Dallas-Fort Worth → Chicago → Detroit
Timetable, Chicago time
20:02CV 78 from Dallas-Fort Worth at the gate
19:47UA 5752 to Detroit leaves the gate
23 h 45 apart on the timetable, overnight
UA 5752 leaves 23 h 45 after CV 78 arrives on the timetable: more than half a day, so not a connection we count.