<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  What is urban planning? Context: Urban planning involves designing and organizing cities to create sustainable and safe spaces for residents. Answer: [/INST]Urban planning is the design and organization of cities and communities to create sustainable, safe, and efficient spaces for residents.</s>