Near future G8 owner

I'm Kevin,45 years old,living in northwest Tennessee.My wife and I just mist out on a great looking white GT in Nashville this weekend 30,806miles at$21,877.We were only 30miles away when the dealer called to tell us he just sold it.Boy what a filling that was ,I'm still kicking myself.I''m driving a 98SLE Bonneville with 143,000 miles now.Fixing to pass it down to our son in Oct.I'm looking for a good used GTin the 20 to 22k range.I'm a member of Bonnevilleform.com I'm ready to cross over to the G8 side.I'm LOOKEN to buy soon.