AM 664 then VA 8085 at San Francisco
Mexico City → San Francisco → Houston
Timetable, San Francisco time
19:55AM 664 from Mexico City at the gatealso DL 8008
16:40VA 8085 to Houston leaves the gate
20 h 45 apart on the timetable, overnight
VA 8085 leaves 20 h 45 after AM 664 arrives on the timetable: more than half a day, so not a connection we count.