YOU SAID:
the party was boring and i left early
INTO JAPANESE
パーティーは退屈だったし、私は早く出発した
BACK INTO ENGLISH
The party was boring and I left early.
INTO JAPANESE
パーティーは退屈で、私は早く出発しました。
BACK INTO ENGLISH
The party was boring and I left early.
Okay, I get it, you like Translation Party.