YOU SAID:

so my dream was that i was in a shopping center and my friends were trying to sell fizzy rainbow belts even though there was nobody there!

INTO JAPANESE

だから私の夢は私がショッピングセンターにいて、そこに誰もいなくても、風船の虹のベルトを売ろうとしていたということでした！

BACK INTO ENGLISH

So my dream was that I was at the shopping center and I was about to sell the ballon 's rainbow belt even if there was no one there!

INTO JAPANESE

だから私の夢は私がショッピングセンターにいたことです。そこに誰もいなくても、私はバロンの虹のベルトを売ろうとしていました！

BACK INTO ENGLISH

So my dream is that I was at the shopping center. Even if there was no one there, I was about to sell Belton's rainbow belt!

INTO JAPANESE

だから私の夢は、私がショッピングセンターにいたことです。そこに誰もいなくても、私はベルトンの虹のベルトを売ろうとしていました！

BACK INTO ENGLISH

So my dream is that I was at the shopping center. Even if there was no one there, I was about to sell Belton's rainbow belt!