new sol. please. because it may changed

Create a class diagram to model the following problem. Represent ALL the information using only classes, associations, and multiplicities $($no attributes, no methods$)$

An airline company offers flight seats to passengers. A flight consists of a

sequence of flight segments. A flight segment has a departure airport and

an arrival airport. Airports serve cities. A pilot, a copilot and an airplane

are assigned to each segment.