INSERT INTO flights (origin, destination, duration) VALUES ('New York', 'London', 415);
INSERT INTO flights (origin, destination, duration) VALUES ('Shanghai', 'Paris', 760);
INSERT INTO flights (origin, destination, duration) VALUES ('Istanbul', 'Tokyo', 700);
INSERT INTO flights (origin, destination, duration) VALUES ('New York', 'Paris', 435);
INSERT INTO flights (origin, destination, duration) VALUES ('Moscow', 'Paris', 245);
INSERT INTO flights (origin, destination, duration) VALUES ('Lima', 'New York', 455);


locations
INSERT INTO locations (code, name) VALUES ('JFK', 'New York');
INSERT INTO locations (code, name) VALUES ('PVG', 'Shanghai');
INSERT INTO locations (code, name) VALUES ('IST', 'Istanbul');
INSERT INTO locations (code, name) VALUES ('LHR', 'London');
INSERT INTO locations (code, name) VALUES ('SVO', 'Moscow');
INSERT INTO locations (code, name) VALUES ('LIM', 'Lima');
INSERT INTO locations (code, name) VALUES ('CDG', 'Paris');
INSERT INTO locations (code, name) VALUES ('NRT', 'Tokyo');