AA 744 then AA 3893 at Charlotte
Baltimore → Charlotte → Greensboro
Timetable, Charlotte time
19:45AA 744 from Baltimore at the gate
19:30AA 3893 to Greensboro leaves the gate
23 h 45 apart on the timetable, overnight
AA 3893 leaves 23 h 45 after AA 744 arrives on the timetable: more than half a day, so not a connection we count.