Personally, I do it bit by bit. Get the travel from Expedia or Opodo or Lastminute, the hotel from Booking.com, or any sort of accommodation from Gites de Frane. Then detailed plans can be made from the websites of local tourist boards - usually the name of the town followed by tourisme.fr will find you these, and most of them offer English versions.
there is a two-month holiday for schoolchildren in France.
New years eve is the most important holiday in France.
to my knowledge there is no such holiday in France, but there is one in Spain (or is it in Italy?). Spain!
NO
Holiday in france.
vacances
is a holiday
You can book a holiday to Saint Martin online at the Trip Advisor website. Alternatively, you can book this holiday online at websites such as Expedia.
There is not Thanksgiving in France It is an American and Canadian holiday
En vacances en France.
Christmas
Bastille Day