AA 1610 then AA 5335 at Charlotte
Denver → Charlotte → South Bend
Timetable, Charlotte time
16:29AA 1610 from Denver at the gate
15:48AA 5335 to South Bend leaves the gate
23 h 19 apart on the timetable, overnight
AA 5335 leaves 23 h 19 after AA 1610 arrives on the timetable: more than half a day, so not a connection we count.