Customer service interview need help!!

So i have a interview tomorrow i applied for the office but they called me saying it was filled up but i got offered a customer service position well im so nervous havent had an interview in a while to top it of i dont have any nice shoes to wear!!!! I need help i only have two options 1 wear my sandals they have diamonds on top black and sliver or 2 wear my Jordan's i have some black ones high top and some gray ones low top i really dont know how i should dress anyone please help dont be rude thats all i have .... also im wearing some black pants with a beige top with black... thank you!:)