I'm trying my best.

尽心尽力

D：I just wanted to tell you that I'm very pleased with your performance. You're doing great.

我只是想告诉你我非常满意你的表现，你做的很棒。

L: Thank you. I'm trying my best, sir.

谢谢，我一直都很尽心尽力。

D: Keep it up, and one day you'll make partner.

好好保持，有一天你会成为合伙人。