Reservation

Array
(
    [0] => Array
        (
            [debut] => 11:30
            [fin] => 12:00
            [pers_max] => 12
        )

    [1] => Array
        (
            [debut] => 12:00
            [fin] => 12:30
            [pers_max] => 12
        )

    [2] => Array
        (
            [debut] => 12:30
            [fin] => 13:00
            [pers_max] => 12
        )

    [3] => Array
        (
            [debut] => 13:00
            [fin] => 13:30
            [pers_max] => 12
        )

)