YOU SAID:

I had lunch already, why don't you go ahead

INTO JAPANESE

もうお昼ご飯を食べましたから、先に行ってみませんか?

BACK INTO ENGLISH

Now that we've already had lunch, why don't we go ahead?

INTO JAPANESE

すでに昼食をとったので、先に進んでみませんか?

BACK INTO ENGLISH

Now that we've already had lunch, why not move on?

INTO JAPANESE

すでに昼食をとったので、先へ進みませんか?

BACK INTO ENGLISH

Now that we've already had lunch, why don't we move on?

INTO JAPANESE

もう昼食をとったので、先へ進みましょうか?

BACK INTO ENGLISH

Now that we've had lunch, let's move on, shall we?

INTO JAPANESE

昼食をとったので、先へ進みましょうか?

BACK INTO ENGLISH

Now that we have lunch, let's move on, shall we?

INTO JAPANESE

昼食をとったので、先へ進みましょうか?

BACK INTO ENGLISH

Now that we have lunch, let's move on, shall we?