B6 749 then AA 5506 at Charlotte
Fort Lauderdale → Charlotte → Memphis
Timetable, Charlotte time
14:13B6 749 from Fort Lauderdale at the gate
12:22AA 5506 to Memphis leaves the gate
22 h 09 apart on the timetable, overnight
AA 5506 leaves 22 h 09 after B6 749 arrives on the timetable: more than half a day, so not a connection we count.