need a private transportation to Visit Chengdu on 31 August 2011

We will have holiday in Chengdu on this coming 31 Aug 2011-7th September 2011,a group of 9 persons[8 adults and 1 kid (Age 7 years old)] we need a private transportation during this 6 days. We need to visit Jiuzhaigou-Huanglong and Leshan the Giant Budha. Any recommended please advise.