AA 5640 then AA 2804 at DFW
Gainesville → Dallas-Fort Worth → Toronto
Timetable, Dallas-Fort Worth time
19:15AA 5640 from Gainesville at the gate
18:52AA 2804 to Toronto leaves the gate
23 h 37 apart on the timetable, overnight
AA 2804 leaves 23 h 37 after AA 5640 arrives on the timetable: more than half a day, so not a connection we count.