female saggit....Male taurus

I female- Sag.... taurus Male//// talking for 20 days.... and he hinted that he feels some type of way for me...i initially said its too early and then I shared that i like him.... and things were emotionally HIGH HIGH....and he said he wants to take it slow...i said ..... thats fine but atleast we both should be on the same pace....and thennnn he was super clingy and i said.... I need tiem to study till friday...but later in than eveniong I reached out but since that moment HIS ENERGY IS BIT OFF....we did facetime call for 30 minutes though at night but then since morning its SLOW....he used to say sorry for his late replies even.......EVERYTHING HAPPENED IN 4 DAYS.....should i wait or leave.