Dreams can often be rich with symbolism and personal meaning. Here's a potential interpretation of your dream:

1. Old Friend Asking for Help: This may represent a call to reconnect with parts of your past or unresolved issues. It could signify a need for collaboration or support in your life.
2. Dark Blue Door with a Large Buckle: The color blue often symbolizes calmness or depth, while the large buckle might represent something that holds importance or security. This could suggest that you are entering a phase of your life where you need to confront deeper feelings or situations.
3. Stairs: Stairs in dreams can symbolize progress or transition. Your friend hinting at the stairs may indicate that a journey of personal growth or exploration is ahead.
4. Legless Woman Holding a Baby: The legless woman could symbolize feelings of vulnerability or limitation, whereas the baby might represent new beginnings or potential. The transformation of the baby into a cat could symbolize independence or mystery, suggesting that the new beginnings you are facing may lead to self-discovery or freedom.
5. Chasing Woman with Legs: This transformation implies a shift from vulnerability to empowerment. The fact that she is chasing you can suggest that there are aspects of your past or your subconscious that you may be trying to escape from but are becoming more prominent in your life.
6. Driving Away: This element can symbolize a desire to move forward or escape from certain situations or feelings. The distance between you and the woman could represent a journey towards leaving behind past issues or fears.

Overall, your dream might reflect a journey of self-exploration and confronting unresolved feelings from your past. It encourages you to acknowledge these aspects and perhaps seek closure or understanding. Consider what areas of your life may need attention or healing, and how you can embrace the new beginnings that await you.