<Table> <Tr> <Th_colspan="2"> Concorde </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Td_colspan="2"> British Airways Concorde in 1986 </Td> </Tr> <Tr> <Th> Role </Th> <Td> Supersonic transport </Td> </Tr> <Tr> <Th> National origin </Th> <Td> United Kingdom and France </Td> </Tr> <Tr> <Th> Manufacturer </Th> <Td> BAC (later BAe and BAE Systems) Sud Aviation (later Aérospatiale and Airbus) </Td> </Tr> <Tr> <Th> First flight </Th> <Td> 2 March 1969 </Td> </Tr> <Tr> <Th> Introduction </Th> <Td> 21 January 1976 </Td> </Tr> <Tr> <Th> Retired </Th> <Td> 24 October 2003 </Td> </Tr> <Tr> <Th> Status </Th> <Td> Retired </Td> </Tr> <Tr> <Th> Primary users </Th> <Td> British Airways Air France See Operators below for others </Td> </Tr> <Tr> <Th> Produced </Th> <Td> 1965--1979 </Td> </Tr> <Tr> <Th> Number built </Th> <Td> 20 (inc. 6 non-commercial aircraft) </Td> </Tr> <Tr> <Th> Program cost </Th> <Td> £ 1.3 billion </Td> </Tr> <Tr> <Th> Unit cost </Th> <Td> £ 23 million in 1977 </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Concorde </Th> </Tr>

When did concorde take its first ever test flight
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