@foreach($booking as $index => $book) @endforeach

No	Country Name	Hotel Name	Total Reservation	Total Invoice
{{ $index + 1 }}	{{ $book->country_name ?? '-' }}	{{ $book->hotel_name }}	{{ $book->total_room }}	{{ number_format($book->total_price, 0, '.', ',') }}
Total:			{{ $booking->sum('total_room') }}	{{ number_format($booking->sum('total_price'), 0, '.', ',') }}