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¢ 1978 - the launch of the sculptural program that included the construction of seven contemporary fountains in Paris
â¢ 1937 - fountains of the Palais de Chaillot were built
â¢ 1971 - the date that Les Halles was torn down
[|Human|] 
Extract all of the dates mentioned in this paragraph and list them using bullets in the format {Date} - {Description}