elytra:
    type: assignment
    actions:
        on click:
            -if <p@player.has_flag[<ely>]> {
                }
                else {
                - narrate "You will have a elytra for the next 30 Seconds"
                - give <player.equipment.chest>
                - equip <player> chest:elytra
                - wait 30s
                - take <player> elytra
                - flag player ely duration:45s
                }