YOU SAID:

If I sing a song today I hope that you sing another one

INTO JAPANESE

今日歌を歌うなら、もう一つ歌っていいんだけど

BACK INTO ENGLISH

If you sing a song today, you can sing another song.

INTO JAPANESE

今日歌を歌えば、別の歌を歌うことができます。

BACK INTO ENGLISH

If you sing a song today, you can sing another song.