Prepend event name to ticket on creation

example.php

<?php

add_action( 'tribe_tickets_ticket_add', function( $post_id, $ticket ){

    $post_title = get_the_title( $post_id );

    if( strpos( $ticket->name, $post_title ) === 0 ) return; 

    $new_name = $post_title . ' - ' . $ticket->name;

    $args = [
        'ID'           => $ticket->ID,
        'post_title'   => $new_name
    ];
   
    wp_update_post( $args );

}, 100, 2);