UA 1282 then UA 3754 at Houston
San Antonio → Houston → Waco
Timetable, Houston time
12:52UA 1282 from San Antonio at the gate
11:30UA 3754 to Waco leaves the gate
22 h 38 apart on the timetable, overnight
UA 3754 leaves 22 h 38 after UA 1282 arrives on the timetable: more than half a day, so not a connection we count.