Whew! Hopeless, that's a toughie. Not knowing any more that I do of your sitch ( I'll go back and read it tonight after work) I'd say take one day at a time. Have zero expectations, and don't be surprised if he ducks out of sight again.
In other words, don't plan with him just yet. Don't say no, but don't say yes. Just smile and nod. A noncommittal nod.
You'll probably get many wise words today from far wiser people than me. I'll check in tonight.
ME: 54 Him: 51 M: 20 years T: 21 years OW/New wife: 36 Sons & Daughters: 7 (ages 24-36) Bomb: March 4, 2010 He Filed: April 28, 2010 I Contested: May 1, 2010 Standing Down: 11/24/10 Divorced : 05/04/2011