Regarding Submit program

Hello,

I have requirement to create a z report in which i have to use submit program for RFWTCT10 (Tcode : S_ALR_87010078).

This is print prg. i just need a spool id and i have to convert that into pdf. Kindly give me suggestions that how i will get that spool od from program RFWTCT10 which i can use un my z report.

Thanks in advance,

Yog