ABRAHAM ACHIRGA MISSING the thrill of air travel during the coronavirus lockdown? A Nigerian restaurant is now offering its customers the illusion of flight without them ever having to leave the ground. The diners at Urban Air in the Nigerian capital Abuja sit on plush white seats and peruse a flight-themed cocktail menu beside windows illustrated with blue skies and puffy white clouds. Some customers take selfies as staff leave the ‘cockpit’ to serve them. “The environment is really amazing considering this corona stuff,” said IT worker Fatima Garba during her second visit. “It’s been a while since we’ve all…