AA 2037 then DL 2157 at Charlotte
Memphis → Charlotte → Atlanta (ATL)
Timetable, Charlotte time
14:54AA 2037 from Memphis at the gate
14:19DL 2157 to Atlanta (ATL) leaves the gate
23 h 25 apart on the timetable, overnight
DL 2157 leaves 23 h 25 after AA 2037 arrives on the timetable: more than half a day, so not a connection we count.