It's more than fine- trust me, I've f-ed up a few times myself. ^_^" I don't think you really did anything too bad anyway, so I wouldn't feel too bad about it.
Besides, it's your first time RPing.
And hmm, OPOI, Archer had already volunteered to work on the kitchen. If they were working on it together, they probably would have snapped at each other about it sometime before. ...Sorry to bring it up. ^_^"