YOU SAID:

I hope there would be different cakes tonight

INTO JAPANESE

今夜は違うケーキがあるといいんだけど

BACK INTO ENGLISH

I hope there's a different cake tonight.

INTO JAPANESE

今夜は別のケーキがあるといいですね。

BACK INTO ENGLISH

I'd like to have another cake tonight.

INTO JAPANESE

今夜もう一杯ケーキを食べたいのですが。

BACK INTO ENGLISH

I'd like to have another cup of cake tonight.

INTO JAPANESE

今夜はケーキをもう一杯食べたいのですが。

BACK INTO ENGLISH

I'd like to have another cup of cake tonight.