QUESTION: Fix punctuation: This allows the intelligence of Windows to decide the correct software application to open your A2 file
ANS: This allows the intelligence of Windows to decide the correct software application to open your A2 file.

QUESTION: Fix punctuation: Activities Visit the most famous tourist attraction in Luang Prabang and surroundings
ANS: Activities: Visit the most famous tourist attraction in Luang Prabang and surroundings

QUESTION: Fix punctuation: The cost of the booking will be discounted from the total price Display the invoice of the booking the day of the tour When you make the booking you will receive the following instructions meeting point meeting hour and hour of the tour
ANS: The cost of the booking will be discounted from the total price. Display the invoice of the booking the day of the tour. When you make the booking you will receive the following instructions: meeting point, meeting hour and hour of the tour.

QUESTION: Fix punctuation: This group includes Mr16 led lamp Hight power spot light
ANS:
This group includes: Mr16 led lamp Hight power spot light