Question [q] samsung galaxy scl gt-i9003 cf-root file

DEAR SIR,

I want to upgrade my Samsung Galaxy GT-I9003 XXKPR Gingerbread 2.3.6 to ICE CREAM SANDWITCH OR JELLY BEAM.
I also want the suggestion which ROM file will be suitable for this set as I am new user.
I need the CF-ROOT FILE
I have the ODIN software v1.85.

the complete information of my phone is as under.

SAMSUNG GALAXY SCL GT-I9003
FIRMWARE VERSION: 2.3.6
BASEBAND VERSION: i9003XXKPR
KERNAL VERSION: 2.6.35.7-Cl826671 root@DELL88#1
BUILD NUMBER: GINGERBREAD.BGKP7

ESPCIALLY I NEED THE CF-ROOT FILE THAT COULD BE DOWNLOAD FREELY.

I AM WAITING FOR THE FRUITFUL REPLY. THANKS.

FAWAD