F9 1116 then WN 3573 at Atlanta
Las Vegas → Atlanta → Houston Hobby
Timetable, Atlanta time
15:51F9 1116 from Las Vegas at the gate
15:15WN 3573 to Houston Hobby leaves the gate
23 h 24 apart on the timetable, overnight
WN 3573 leaves 23 h 24 after F9 1116 arrives on the timetable: more than half a day, so not a connection we count.