How to say “Let's meet by the entrance after you've tried those trousers on.” in Japanese

In Japanese

そのズボン、試着(しちゃく)が終(お)わったら入口(いりぐち)のところで待(ま)ち合(あ)わせしよう。

Sono zubon, shichaku ga owattara iriguchi no tokoro de machiawase shiyō.