The conversation between human and AI assistant.
[|Human|] Extract all of the dates mentioned in this paragraph and list them using bullets in the format {Date} - {Description}
[|AI|] â¢ 1927 - This is when the Carolina Biological Supply Company was founded.
â¢ 1920s - During this time period science teachers had to collect most of the materials they used in their classes and laboratories, which took considerable time away from their primary responsibilities.
[|Human|] 
Extract all of the dates mentioned in this paragraph and list them using bullets in the format {Date} - {Description}