AA 6325 then UA 3914 at O'Hare
Detroit → Chicago → Houston
Timetable, Chicago time
22:00AA 6325 from Detroit at the gate
20:30UA 3914 to Houston leaves the gate
22 h 30 apart on the timetable, overnight
UA 3914 leaves 22 h 30 after AA 6325 arrives on the timetable: more than half a day, so not a connection we count.