Description A WEST Sussex man has been given a seven-year prison sentence for sexually assaulting an eight-year-old girl at an air show 18 years ago.David Conrad, 57, of Pepper Lane, Ashurst, was sentenced at Brighton Crown Court on November 18, having been convicted of indecent assault on the child while they were spectators at the Shoreham Air Show in August 2003.He will also serve a further year on extended prison released licence and will be a registered sex offender indefinitely.Sussex police investigator Amber Evans said: ‘The girl was at the show with her family and Conrad, who also knew her, were sitting with each other in the crowd when he attacked her, without anyone else being aware.‘She did not report the attack to anyone at the time and only 14 years later did she feel able to talk to the police about it.‘We were still able to investigate and seek justice, and to give her access to sources of specialist advice and support.