@startuml
skinparam monochrome true
skinparam packageStyle rectangle
skinparam shadowing false

title System Sequence Diagram (SSD) - Alternative One

autonumber

actor "Fleet\nManager" as FM
participant ":System" as System

activate FM

    FM -> System : asks to create a new vehicle
    activate System

        System --> FM : requests data (i.e. plateId, brand, model ,tare, gross weight, current Km,\n register date, acquisition date and check-up frequency)
    deactivate System

    FM -> System : types requested data
    activate System

        System --> FM : shows types of vehicles and asks to select one
    deactivate System

    FM -> System : selects a type of vehicle
    activate System

        System --> FM : displays operation success once data is valid
    deactivate System

@enduml