Booking Management

Dear Sir or Madam: I am seeking a quote to develop software for our small company. We are an interpreting and translation company working in the legal sector. A brief description of the system required is as follows: 1. Record up to 2000 contacts 2. send timesheets to interpreters 3. send confirmation to clients 4. send invoices and quotes to each client 5. send emails 6. have a record of all email communications 7. once a interpreter is booked, another booking must be giveable to them only 3 hours before or after the first one 8. able to work out interpreters /translator jobs for payment purposes 9. the client can request interpreter at office or a different location 10. One account (firm) can have several employees( each with a mobile no and email address) 11. One account (firm) can have many branches, 12. A firm will have departments, such as accounts, 13. Prompt relevant interpreters / translator for job 14. Notify us of any unsent timesheets by interpreters 15. Translation deadline with client, and translator 16. Different rates for clients and translators Please advise of cost and timescale to develop this. Regards