Verb conjugation of "convidar" in Spanish

I ordered a cab at four o'clock in the morning which took me to the Central Bus Station. I was much to early because the bus would go just at seven o'clock. Anyway I was sitting there and listening to music.
How could I get better in Spanish if I had to eat by myself. Impossible. The next days we always ate together and sat around the table for hours discussing politics and the lives we were living.
By the way, after my horrible experience I had changed the hostel. The place was not really better but much more quiet and near the Ocean. I woke up with the sound of a siren. It was the police.