DEAR HARRIETTE: I received a holiday bonus and planned a family trip for the New Year, but considering our budget, it’s looking tight. My wife suggested that I use the bonus for a solo trip, leaving her to manage our three young kids -- ages 2, 4 and 6 -- for about five days. I’m conflicted; I want to honor her suggestion as it was my bonus, but the idea of leaving her with all the household respo…