CREATE TABLE table_75846 ("Date" TEXT, "Venue" TEXT, "Score" TEXT, "Result" TEXT, "Competition" TEXT)

What date has alamodome, san antonio, united states as the venue?
SELECT "Date" FROM table_75846 WHERE "Venue" = 'alamodome, san antonio, united states'
SELECT "Date" FROM "table_75846" WHERE "Venue" = 'alamodome, san antonio, united states'