AA 9909 then WN 1787 at Denver
Los Angeles → Denver → Houston Hobby
Timetable, Denver time
16:45AA 9909 from Los Angeles at the gate
15:15WN 1787 to Houston Hobby leaves the gate
22 h 30 apart on the timetable, overnight
WN 1787 leaves 22 h 30 after AA 9909 arrives on the timetable: more than half a day, so not a connection we count.