AA 2658 then UA 6080 at O'Hare
Charleston (South Carolina) → Chicago → Saginaw
Timetable, Chicago time
13:59AA 2658 from Charleston (South Carolina) at the gate
13:25UA 6080 to Saginaw leaves the gate
23 h 26 apart on the timetable, overnight
UA 6080 leaves 23 h 26 after AA 2658 arrives on the timetable: more than half a day, so not a connection we count.