AA 5679 then AA 2533 at Charlotte
Montréal → Charlotte → Cincinnati
Timetable, Charlotte time
10:05AA 5679 from Montréal at the gate
22:27AA 2533 to Cincinnati leaves the gate
12 h 22 apart on the timetable
AA 2533 leaves 12 h 22 after AA 5679 arrives on the timetable: more than half a day, so not a connection we count.