No matter what stage you are at yourself, there will always be people who have more experience than you and people who have less experience than you. Compared to where your friend is at right now, you are
more experienced. Just because you feel like you're a "beginner" yourself doesn't mean that you don't have anything to offer others who are just learning ... we're all
Who knows, maybe the tips/advice you've offered will be the thing that gets her interested in learning more about knitting!