CREATE TABLE table_48728 ("Driver" TEXT, "Team" TEXT, "Laps" FLOAT, "Time/Retired" TEXT, "Grid" FLOAT, "Points" FLOAT)

When Patrick Carpentier is driving and has less than 19 points with 90 laps, what team is racing?
SELECT "Team" FROM table_48728 WHERE "Laps" = '90' AND "Points" < '19' AND "Driver" = 'patrick carpentier'
SELECT "Team" FROM "table_48728" WHERE "Driver" = 'patrick carpentier' AND "Laps" = '90' AND "Points" < '19'