when we use 'going to' or ''go ,goes? I have a dude about it yo voy a comer , how is it in english?

I come back on Italki Hello everybody , I can't connected on italki , I can teach spanish if you can teach me other language and I hope you a merry Christmas with your family and I'll be happy if you want to speak with me

my life in few words Hello , my name´s Marco Concha and i am Chilean and i want to meet many people