UA 3262 then DL 2709 at Houston
Puebla → Houston → Atlanta
Timetable, Houston time
11:30UA 3262 from Puebla at the gate
08:05DL 2709 to Atlanta leaves the gate
20 h 35 apart on the timetable, overnight
DL 2709 leaves 20 h 35 after UA 3262 arrives on the timetable: more than half a day, so not a connection we count.