F9 2791 then AA 2151 at O'Hare
Orlando → Chicago → Nashville
Timetable, Chicago time
08:46F9 2791 from Orlando at the gate
20:50AA 2151 to Nashville leaves the gate
12 h 04 apart on the timetable
AA 2151 leaves 12 h 04 after F9 2791 arrives on the timetable: more than half a day, so not a connection we count.