To add new peds, use fastman's limit adjuster plugin.

Here is a tutorial:

https://www.youtube.com/watch?v=KSzGUf1qMMo&ab_channel=WhamDieMoe

Add this line into peds.ide file.

***, OFYBU, OFYBU, CIVFEMALE, STAT_SUIT_GIRL, busywoman, 8, 0, null, 2, 7, PED_TYPE_GEN, VOICE_GEN_OFYRI, VOICE_GEN_OFYRI


Don't forget to enter ID you want ped to have.