UA 4422 then DL 2709 at Houston
Corpus Christi → Houston → Atlanta
Timetable, Houston time
11:00UA 4422 from Corpus Christi at the gate
08:05DL 2709 to Atlanta leaves the gate
21 h 05 apart on the timetable, overnight
DL 2709 leaves 21 h 05 after UA 4422 arrives on the timetable: more than half a day, so not a connection we count.