Hi, I wouldn't reply for now. If you'd like to change the arrangement in the New Year, you can always let him know. Equally, given your S's age, you may not always want to be around when he comes to pick him up.
T 13 M 7 Me 48 H 46 SS 15 BD 7.14 PA D final 5.16 (H filed)
We receive & we lose, and must try to achieve gratitude & embrace with whole hearts whatever of life that remains after the losses - Dubus