YOU SAID:

I would like to buy a hamburger please.

INTO JAPANESE

私はハンバーガーをご購入したいと思います。

BACK INTO ENGLISH

I think I want to purchase you a burger.

INTO JAPANESE

私はハンバーガーを購入したいと思います。

BACK INTO ENGLISH

I think I want to buy a hamburger.

INTO JAPANESE

私はハンバーガーを買いたいと思います。

BACK INTO ENGLISH

I think I want to buy a hamburger.