YOU SAID:

Um no sir we do not have croissants

INTO JAPANESE

クロワッサンを持っていません

BACK INTO ENGLISH

I do not have a croissant

INTO JAPANESE

私はクロワッサンを持っていません

BACK INTO ENGLISH

I have no croissant

INTO JAPANESE

クロワッサンはありません

BACK INTO ENGLISH

There is no croissant

INTO JAPANESE

クロワッサンはありません

BACK INTO ENGLISH

There is no croissant