Need vocals for hook on 2 songs

Hey, need female vocal for chorus on a rap song and for a DJ personalities evening show that plays everyday at 5pm. The song is produced and written. We have vocals already in place to hear. Just need you to record and send back WAV files. We have a Grammy nominated producer/engineer to mix it and radio ready to play it.

Additional info:
I need just the hook or chorus recorded. The song will be released commercially. I'd like to use your name as the vocalist. The lyrics and melody are already written. I just need a singer.. I'm looking for a female singer. I'm looking to work with a very experienced singer. . I'm an independent artist not affiliated with a record label. I don't have a hard deadline for this.