Hotel Management Software System wanted

Hello,
I will buy a Potel Management Software System (PMS) with source code.

I need already developed software if anyone sells it.

Program language: PHP and Codeigniter

I DO NOT NEED TO DEVELOP FROM SCRATCH, SO PLEASE DO NOT OFFER.

List of features:
1) Company details
2) Tax settings
3) Floors setting
4) Room Categories
5) Rooms setting
6) Price setting
7) Other charges setting
8) Payment methods
9) User roles
10) Expense and Income management
11) Guest check-in
12) Guest check-out
13) Room change
14) Reservation and booking of guests
15) Cancel, Delete of reservation/booking
16) Delete checked in guest
17) Invoice/folio printing
18) Group reservation
19) Group check-in, Check-out
20) Group invoice Printing
21) Expense and income management (posting)
22) Other charge posting into a guest account
23) Discount
24) Tax-exempt
25) Payments
26) Room change
27) Reports
28) Dashboard