YOU SAID:

I want to have a barbeque but a lot of my friends have gone on vacation

INTO JAPANESE

私はバーベキューをしたいのですが、私の友人の多くは休暇に行っています

BACK INTO ENGLISH

I would like to have a barbecue, but many of my friends are on vacation

INTO JAPANESE

私はバーベキューをしたいのですが、私の友人の多くは休暇中です

BACK INTO ENGLISH

I would like to have a barbecue, but many of my friends are on vacation