planned cost in project system

Dear All

I am implementing a project system for my client.My client bussiness is service oriented.Here i am explaining the bussiness scenario of my client

i) My client doing x type of sevice to A type customer.For that x-type of service my client is paying 3000/Month to his employee.

ii) For Same x type service,Another B type customer is offering thet i am ready to pay 6000/month.In this case when my client is planning a project he is planning for manpower cost as 6000/month.At the same time thier changing the salary structure of an particular employee.

iii) In some cases some c type customer is offering that i am ready to pay 10000/Month.In this case if they are not having employee for that particular salary.So,they will prepare a quotation based on client requirement once project got approval they hiring the employee for the particular salary.

iv) Here main thing is my client wants planned cost of the project according to his customer requirement.so kindly reply me its very urgent

Thanks&Regards

P.Srinivasan