We have 12 people, we need mini bus to do around Taiwan tour, From Taipei (7/21)to Sun Moon lake (7/22) to Alisan (Chiayi)-(7/23) to Kaohsiung (7/24) to Kenting-(7/25) to Taitung (7/26) to Hualien (7/27) back to Taipei. What is the cost for a mini bus and a driver?