UA 4073 then UA 3907 at Houston
Wichita → Houston → Washington
Timetable, Houston time
08:29UA 4073 from Wichita at the gate
07:00UA 3907 to Washington leaves the gate
22 h 31 apart on the timetable, overnight
UA 3907 leaves 22 h 31 after UA 4073 arrives on the timetable: more than half a day, so not a connection we count.