AA 749 then AA 5952 at Charlotte
Madrid → Charlotte → Chattanooga
Timetable, Charlotte time
16:25AA 749 from Madrid at the gate
16:19AA 5952 to Chattanooga leaves the gate
23 h 54 apart on the timetable, overnight
AA 5952 leaves 23 h 54 after AA 749 arrives on the timetable: more than half a day, so not a connection we count.