YOU SAID:
When my uncle is in town he eats dinner with me
INTO JAPANESE
私の叔父が町にいるとき、彼は私と一緒に夕食を食べます
BACK INTO ENGLISH
He eats supper with me when my uncle is in town
INTO JAPANESE
私の叔父が町にいるとき、彼は私と一緒に夕食を食べます
BACK INTO ENGLISH
He eats supper with me when my uncle is in town
That didn't even make that much sense in English.