AA 1659 then AA 1803 at Charlotte
Buffalo → Charlotte → Wilmington
Timetable, Charlotte time
07:45AA 1659 from Buffalo at the gate
20:45AA 1803 to Wilmington leaves the gate
13 h apart on the timetable
AA 1803 leaves 13 h after AA 1659 arrives on the timetable: more than half a day, so not a connection we count.