How to say “Please leave a gap beside the buffet counter so people can get through with their plates.” in Japanese

In Japanese

お皿(さら)を持(も)った人(ひと)が通(とお)れるように、ビュッフェ台(だい)の横(よこ)は少(すこ)し空(あ)けておいてください。

Osara o motta hito ga tōreru yō ni, byuffe dai no yoko wa sukoshi akete oite kudasai.