Table:
text: 2008–09 NBL season
Round 1
Round 1
Date_ Home_team Score Away_team Venue Box_Score Report
20 September Wollongong Hawks 111-99 Sydney Spirit WIN Entertainment Centre box score report
21 September Perth Wildcats 87-91 South Dragons Challenge Stadium box score report

Question: Who is the away team on September 21 for Round 1 of the 2008-09 NBL season?