UA 5133 then DL 2709 at Houston
Hattiesburg → Houston → Atlanta
Timetable, Houston time
12:35UA 5133 from Hattiesburg at the gate
08:05DL 2709 to Atlanta leaves the gate
19 h 30 apart on the timetable, overnight
DL 2709 leaves 19 h 30 after UA 5133 arrives on the timetable: more than half a day, so not a connection we count.