Dating a Trans Boy

Before I say anything I want to put a possible trigger warning for any trans friends, some of this may make you slightly uncomfortable ⚠️ I really need tips on dating someone Ftm trans. I want to be able to pleasure him and stuff like I would with anyone but I just don’t know how without making him uncomfortable. And what are some things I shouldn’t say? I just don’t know. I understand he’s a boy and he’s taking testosterone but he hasn’t had any surgeries and man help a sister out plzzzz