UA 5210 then AA 5441 at O'Hare
Saginaw → Chicago → Cleveland
Timetable, Chicago time
10:10UA 5210 from Saginaw at the gate
09:30AA 5441 to Cleveland leaves the gate
23 h 20 apart on the timetable, overnight
AA 5441 leaves 23 h 20 after UA 5210 arrives on the timetable: more than half a day, so not a connection we count.