wp-travel-customization

  function travel_log_child_formatted_currency( $currency_trip_price, $currency_symbol, $trip_price ){

                global $post;

                $post_id = $post->ID;


                if ( wp_travel_is_cart_page() ) {

                                if ( isset( $_REQUEST['trip_id'] ) && '' != $_REQUEST['trip_id'] ) {

                                                $post_id = $_REQUEST['trip_id'];

                                }

                }

                $trip_price   = number_format( $trip_price, 2 );

                $enable_sale  = get_post_meta( $post_id, 'wp_travel_enable_sale', true );

                $sale_price   = number_format( wp_travel_get_trip_sale_price( $post_id ), 2 );

                $currency_code  = ( isset( $settings['currency'] ) ) ? $settings['currency'] : '';

                $currency_symbol = wp_travel_get_currency_symbol( $currency_code );

  return sprintf( ' %s %s ', $currency_symbol, $trip_price );

  }

  add_filter( 'wp_travel_itinerary_sale_price', 'travel_log_child_formatted_currency', 10, 3);
  add_filter( 'wp_travel_itinerary_price', 'travel_log_child_formatted_currency', 10, 3 );


  function wp_travel_customize_price_display( $s, $c, $d ) {
  global $wp_travel_itinerary;
  if ( $wp_travel_itinerary && $wp_travel_itinerary->is_sale_enabled() ) {
     return  sprintf( esc_html__(' %1s %2s', 'wp-travel' ), number_format( $d , 2 ), $c );
    // return $s;
  }
  return sprintf( esc_html__('%1s %2s', 'wp-travel' ), number_format( $d , 2 ), $c );
}
add_filter( 'wp_travel_itinerary_price', 'wp_travel_customize_price_display', 99, 3 );