CREATE TABLE table_4391 ("State" TEXT, "Interview" FLOAT, "Swimsuit" FLOAT, "Evening gown" FLOAT, "Average" FLOAT)

Tell me the lowest interview for oklahoma and swimsuit less than 8.8
SELECT MIN("Interview") FROM table_4391 WHERE "State" = 'oklahoma' AND "Swimsuit" < '8.8'
SELECT MIN("Interview") FROM "table_4391" WHERE "State" = 'oklahoma' AND "Swimsuit" < '8.8'