YOU SAID:

i am going to walk to the store down the road to buy some cigarettes

INTO JAPANESE

たばこを買いに道の先の店に行くつもりだ

BACK INTO ENGLISH

I'm going to the shop down the road to buy some cigarettes.

INTO JAPANESE

道の先の店にタバコを買いに行きます。

BACK INTO ENGLISH

I'm going to buy some cigarettes at the shop down the road.

INTO JAPANESE

道の先の店でタバコを買うつもりです。

BACK INTO ENGLISH

I'm going to buy some cigarettes at the store down the road.

INTO JAPANESE

道の先の店でタバコを買うつもりです。

BACK INTO ENGLISH

I'm going to buy some cigarettes at the store down the road.