I'm similarly flexible - and pretty much a guaranteed attendee (plus another 2 or so I'd think). Last 2 weeks in August are out for me due to holidays. Before that - or September - is good though.

Geko. Llandow is a terrific little track really. Appears very straightforward, but is actually considereably more technical than it looks - well it is for me in any case...

Cheers

Wb