don't know if my order has gone through but just want one order so if I have messed up please let me know

I havew placed an order and it described it as incomplete
so I started again
now on my account I have 2 orders (which are the same)
but still they are described as incomplete
I only want one order (3 piano grades 2-4 books)
can you help me
I certainly don't want 6 books
let me know