Dunno about past dates, but here's the remaining cities:
Detroit, MI: August 14-15, 2004
Chicago, IL: August 28-29, 2004
Columbus, OH: September 4-5, 2004
Englishtown, NJ: September 11-12, 2004
Atlanta, GA: October 9-10, 2004
Washington, D.C.: October 16-17, 2004
Fort Lauderdale, FL: October 30-31, 2004
Houston, TX: November 6-7, 2004
Dallas, TX: November 20-21, 2004