Corsica Beginning of August

Seems like waiting for a good weather this season is a bad deal. Any clients to join the north part of the GR20 tour in Corsica? Leaving for about 10 days on the 29th of July or the 8th of August is possible.

There are reasonable Easyjet flights from Geneva to Bastia.

More info about the route at:
http://corsica.forhikers.com/gr20