If you want to play a simple one-on-one and level up your achievements without bots interfering, there are a few commands that can help you out.
How to Remove Bots in CSGO in Private Match If this is the case, all you need to do is as follows: The only caveat is that you need to have set up the game so that you have access to the console. The good news is that if you want to get rid of them, it is easy to do.
Though bots can serve a purpose at times, mostly they just seem to kind of get in the way.
Often the most memorable games are those with only human players.