CX 3291 then AA 2589 at Toronto Pearson
Chicago O'Hare → Toronto → Miami
Timetable, Toronto time
07:27CX 3291 from Chicago O'Hare at the gate
07:14AA 2589 to Miami leaves the gate
23 h 47 apart on the timetable, overnight
AA 2589 leaves 23 h 47 after CX 3291 arrives on the timetable: more than half a day, so not a connection we count.