apartment on prague for 2 students

hi i'am Jacopo Battisti, i am a student of Rome, and i'm looking for apartment for me and other boy, for the period june-july, 2 months.my friend and I study at the University of Rome three, biology department, I come to Prague to complete our thesis and culturally enrich.I would like to find a comfortable apartment near the university with a not excessive cost, habitable for two people