AA 4960 then UA 6080 at O'Hare
South Bend → Chicago → Saginaw
Timetable, Chicago time
14:40AA 4960 from South Bend at the gate
13:25UA 6080 to Saginaw leaves the gate
22 h 45 apart on the timetable, overnight
UA 6080 leaves 22 h 45 after AA 4960 arrives on the timetable: more than half a day, so not a connection we count.