Bookingee.com is very transparent with their hotel prices. At the last step of confirmation it will display the total tax price in remark section. You will also be informed if your need to pay to the hotel a tax or service charge.
For flight reservation system the tax is included, but in some countries such as Philippines there is another tax TRAVEL TAX, which is not related to airline or online reservation system and passenger needs to pay it directly at airport.
The Philippine Travel Tax is PHP1,620.00 (approximately $35.00). All passengers departing from the NAIA (Ninoy Aquino International Airport) are expected to pay the Airport Terminal Fee of PHP750.00 (approximately $17.00). No one is exempt from paying the Airport Terminal Fee.
Tax ( 15.06 ) is already included with your net amount 160.18