Talk to Bumblestripe a lot and listen to what she says. After that go back to Hawkfeather and she'll point you to the farm. Go their and talk to the cats and then go back to Hawkfeather.
It's Beestripe. I think you're getting mixed up with Graystripe's kit lol
Yeah I probably am lol. I get confused between the West Woods and actual wc books. lol
thanks