Native American Boy or Girl singer

This project need one native american boy or girl singer. Just need one singer. native boy or girl. About 40 childen songs need to recording. Per song length about 1.5minute. we can start it in this month. Please send your rate for each song, and SAMPLE MUST. Because we must seek who can match those songs. about the audio quality and the voice. if some songs not very good, you should be re do it free. Thanks.