I got a eviction notice and im about to file a answer unlawful detainers form at the court, what do i do?

So after i go file for this form whom do i speak with, what do i do, i want to go to court and be heard, i been living here for years never missed a payment until this month and he cant give me a break, i believe its because i have a newborn baby and they usually dont rent to adults with children, but anyways how much time do i have to find a new place, please help