I’m talking with my friend now . She is my friend after entering university. She is very kind to me.

I’m talking to my friend right now . She became my friend after entering university. She is very kind to me.

I’m talking with my friend right now . She has been my friend since I have entered the university. She is always kind to me.

I’m talking with my friend now . She has been my friend since we started university. She is very kind to me.