YOU SAID:

I'll pay for dinner if you put out.

INTO JAPANESE

もしあなたが出せば、私は夕食にお金を払うでしょう。

BACK INTO ENGLISH

If you do, I will pay for dinner.

INTO JAPANESE

もしそうすれば、私は夕食にお金を払うでしょう。

BACK INTO ENGLISH

If so, I will pay for dinner.

INTO JAPANESE

もしそうなら、私は夕食を支払うでしょう。

BACK INTO ENGLISH

If so, I will pay for dinner.