I am in college because of work.
What I mean by that is that I want to say that I am in college due to some work, like as a guest for a lecture. I attended college for some work I had with the teachers.
I was communicating with a Japanese online and I made the following sentence which was corrected by her:
I thought it sounded strange, so here is my own attempt:
Are these sentences correct? What's the best way to say it in Japanese?