And if you're good enough at your job, it's unlikely that you will be denied your request. A couple of years ago I wanted to go on a holiday for a month in a b

And if you're good enough at your job, it's unlikely that you will be denied your request. A couple of years ago I wanted to go on a holiday for a month in a busy time. I notified my employer about half a year in advance and we planned around it. In the end, the planning didn't work out, I moved my holiday a couple of weeks and my employer paid my airline ticket in return.