HELP

Question. So I work 5 hours with a client and I was never told whether I could give a break between the sessions however my company was throwing a party and when I went to a company part I overhead the conversation about how they take a break with there client can someone tell me how often are you allowed to give a break I am definitely going to be speaking with my BCBA but I want to know if you guys take a break between sessions want to make sure before I speak to my BCBA because I Don’t want to look stupid