HELP SEXY DANCE

so my boyfriend today wanted me to give him a dance or show if myself before i day on his face and i’m quite lanky and awkward so my heart dropped and i was like?? what??? i had absolutely no clue what to do so he said to put my pussy near his face and grind and stuff, so i ended up facing his knob while basically sat on his chest but it was AWKWARD and i felt so embarrassed, tbf to him he kept saying “don’t be embarrassed, just do whatever” but what does that meannnnn?? does anyone know any simple but sexy moves i can do? i feel like he’s going to ask again next time and i really don’t know what to do, please helpppp!! just anything to get a horny lad going tbh