AA 2765 then AA 4178 at Charlotte
Houston → Charlotte → Savannah
Timetable, Charlotte time
12:37AA 2765 from Houston at the gate
12:25AA 4178 to Savannah leaves the gate
23 h 48 apart on the timetable, overnight
AA 4178 leaves 23 h 48 after AA 2765 arrives on the timetable: more than half a day, so not a connection we count.