I reckon he is lonely...the temp is steady on a thermostat at 34deg. I plan to go and see him whenever I hear him during the day. He has the soft cloth to snuggle under and one of the kids wee soft toys might be suitable for a snuggle.
If you don't get anymore hatching, it might be worth checking out gumtree or andy vardy 's backyard poultry site to see if you can find someone in your area with day old chicks.