Replying to Snowboarder turning skier

alright guys so i snowboard and i have been doing it for awhile and everything but i actually wanna ski reallll bad. im on this site because skiing is dope as fuck and there is no site like this for snowboarding and this is like the sickest site ever. but i decided i am going to switch over next year. i already got a pair of fujatives and some boots. i have skied a few times and im actually dece at it. so what do you guys think? how long do you think it will take me to be decent at park and all? thanks.