You'll do fine - I know this because you are trying. Nothing happens without effort. He's trying too, that's why he agreed (even if megerly) to go.

For love and sex issues, I'd suggest reading "Improve your marriage without talking about it" before the weekend.

Some things are addressed, but mainly you'll be developing the tone to be able to discuss these things.

You'll get some opportunity, though - so if your intent is to be a better W, you'll find opportunities...good luck.