YOU SAID:

I was on my way to the party

INTO JAPANESE

私はパーティーに行く途中だった

BACK INTO ENGLISH

I was on my way to a party.

INTO JAPANESE

私はパーティーに行く途中だった。

BACK INTO ENGLISH

I was on my way to the party.

INTO JAPANESE

私はパーティーに行く途中だった。

BACK INTO ENGLISH

I was on my way to the party.