CREATE TABLE table_57390 ("Region" TEXT, "Host" TEXT, "Venue" TEXT, "City" TEXT, "State" TEXT)

Which city in Texas hosts the Frank Erwin center?
SELECT "City" FROM table_57390 WHERE "State" = 'texas' AND "Venue" = 'frank erwin center'
SELECT "City" FROM "table_57390" WHERE "State" = 'texas' AND "Venue" = 'frank erwin center'