Military Girlfriends/ Wives

So my boyfriend is at basic training/AIT until the end of October, his dad is driving me and his sister to Missouri from Florida to see his graduation 🎓🇺🇸💪. Is it bad that i really really really x10000 want to have sex with him in our hotel its been months. But we're sharing a hotel room with his dad and sister. Any advice or stories from others.