My father was a kind man, since I often travel to work from home, sometimes living in different cities, and he did not spend a lot of time together, which often makes me feel very sorry
My father is a kind person, I often travel abroad since the work, sometimes in a different city, did not spend a lot of time with him, which often makes me feel very sorry
My father was a kind person, and since I travel frequently work from home, sometimes living in different cities, did not spend a lot of time with him, and this often makes me feel very sorry