Ocassional Babysitter

im in need of a sitter here and there when needed..it would not be really last min i would try to make it in adanced..we just moved to the area and i never leave my children but i have appts to attend and children are not welcome..so im looking for someone to keep them here and there they are 1 and 4..my husbands military so when we would have military functions we would need a sitter.Like i said i should know dates in advaned for appts and events.