Added on edit - Sorry, I didn't read the date right. I'm still in 2006 and hungover from my birthday on Sunday. So, this is out of date for you. Hope you had a good trip. I'm not going to delete though because someone else might be able to use the links.
Believe it or not Women of the American Church in Paris
http://www.woac.net/ http://www.demsfrance.org/http://www.democratsabroad.org/For apartment rentals.
http://www.ilparisapartments.com/a_mazarine1.htm We've stayed in one of their apartments, very nice - It's the Cherche Midi property.
If you want a cheaper - ie 85/90 US Dollars a night you can do much worse than this place
http://www4.ncsu.edu/~leila/Parisstudio.htmWe've stayed there and love it. But because it has an Ikea futon and we're getting older we've moved on to places with beds.
A little more upscale in Paris
http://www.parismarais.com/We haven't rented flats outside of Paris, but have stayed in chambres d'hotes, and gites. Try
http://www.gites-de-france.com/fr/gites_rurauxIf you want recent restaurant reccomendations for Paris, Loire, Burgundy, I can post them as well.
http://thinkparis.com/index.cfm