AA 6064 then AA 5506 at Charlotte
Harrisburg → Charlotte → Memphis
Timetable, Charlotte time
13:45AA 6064 from Harrisburg at the gate
12:22AA 5506 to Memphis leaves the gate
22 h 37 apart on the timetable, overnight
AA 5506 leaves 22 h 37 after AA 6064 arrives on the timetable: more than half a day, so not a connection we count.