AA 2719 then AA 3091 at Charlotte
Baltimore → Charlotte → Nashville
Timetable, Charlotte time
12:35AA 2719 from Baltimore at the gate
12:30AA 3091 to Nashville leaves the gate
23 h 55 apart on the timetable, overnight
AA 3091 leaves 23 h 55 after AA 2719 arrives on the timetable: more than half a day, so not a connection we count.