UA 4838 then DL 2709 at Houston
Wichita → Houston → Atlanta
Timetable, Houston time
10:53UA 4838 from Wichita at the gate
08:05DL 2709 to Atlanta leaves the gate
21 h 12 apart on the timetable, overnight
DL 2709 leaves 21 h 12 after UA 4838 arrives on the timetable: more than half a day, so not a connection we count.