AA 4922 then BR 658 at O'Hare
Pittsburgh → Chicago → Toronto Pearson
Timetable, Chicago time
12:23AA 4922 from Pittsburgh at the gate
11:30BR 658 to Toronto Pearson leaves the gate
23 h 07 apart on the timetable, overnight
BR 658 leaves 23 h 07 after AA 4922 arrives on the timetable: more than half a day, so not a connection we count.