AA 5198 then AA 1657 at Charlotte
Nashville → Charlotte → San Antonio
Timetable, Charlotte time
17:40AA 5198 from Nashville at the gate
17:37AA 1657 to San Antonio leaves the gate
23 h 57 apart on the timetable, overnight
AA 1657 leaves 23 h 57 after AA 5198 arrives on the timetable: more than half a day, so not a connection we count.