DL 2157 then DL 2381 at Atlanta
Charlotte → Atlanta → Houston Hobby
Timetable, Atlanta time
15:40DL 2157 from Charlotte at the gate
15:18DL 2381 to Houston Hobby leaves the gate
23 h 38 apart on the timetable, overnight
DL 2381 leaves 23 h 38 after DL 2157 arrives on the timetable: more than half a day, so not a connection we count.