shares of carnival corp ccl rose nearly 3 in the extended session monday after the cruise operator said that the week of march 28 was its busiest booking sevenday period ever the week showed a doubledigit increase from the previous record 7day booking total the company said without further details twentytwo out of carnivals 23 ships are back in yeararound guest operations carnival said its final ship will return to service on may 2 and the company will have its newest ship in november and another new ship expected for 2023 it said by yearend 2022 carnival will have more capacity sailing as measured by albds  available lower berth days than it was sailing in 2019 it said carnival stock ended the regular trading day down 16