YOU SAID:

i'm going to britan during the summer.

INTO JAPANESE

私は夏にはブリタンに行くつもりです。

BACK INTO ENGLISH

I am going to Britain in the summer.

INTO JAPANESE

私は夏にイギリスに行きます。

BACK INTO ENGLISH

I am going to England in the summer.

INTO JAPANESE

私は夏にイギリスに行く予定です。

BACK INTO ENGLISH

I am going to England in the summer.