Kindly let me know the cost of the ghostwriting services

Can someone kindly guide me with the cost of the ghostwriting services? I have been writing a fiction novel based on the two most amazing genre that is drama and romance. I need to get a couple of chapters to proofread and rephrased as well, so I want to hire professional writers who can provide high quality ghostwriting services for me. Although I am not sure about the cost of the services, so it will be a great help if anyone could help me out in knowing the cost of the services. I will be waiting for your responses. Thanks.