kindly help me to make search query . i want tos search cars those have not reservation between date and time slots

$pickupDate = 2017-10-23 $returnDate = 2017-10-23 $pickupTime = "9:00:00" $returnTime = "11:00:00" $cars = Car::where("availability",true)->whereDoesntHave('User', function ($cars) use ($pickupDate,$pickupTime,$returnDate,$returnTime){ $cars->whereBetween('pickup_date',[$pickupDate,$returnDate])>whereBetween('pickup_time',[$pickupTime,$returnTime]) ->whereBetween('return_date',[$pickupDate,$returnDate]) ->whereBetween('return_time',[$pickupTime,$returnTime]); })->get();

but it is not working fine. it give me car that has already reservation it gives me back two cars having reservation 8:00 to 12:00 and 11:00 to 12:00