M gf dumbed me in really hurt she moving with a nother guy but keeps calling me?

i loved her, i ve been ignoring her call not that i dont want her but i'm hurt coz this makes me cry, she was my 1st gf. i still love her she brokr up with me coz i didnt buy her a phone , i called her 2day and told her to give me a break. she said its ok but i feel to call her. but generally im sooo confused rite now. plz help me what do i need to ,