Please capitalize where necessary: transfer from courchevel 1650 to geneva (gva) airport
A: Transfer from Courchevel 1650 to Geneva (GVA) airport

Please capitalize where necessary: according to the u.s. energy information administration, power generation in latin america and the caribbean will have to double by 2030, requiring an investment larger than $700 billion.
A: According to the U.S. Energy Information Administration, power generation in Latin America and the Caribbean will have to double by 2030, requiring an investment larger than $700 billion.

Please capitalize where necessary: it is said that the harz is the location for the many lost art treasures that were stolen during the second world war, including the lost amber room from russia.
A: It is said that the Harz is the location for the many lost art treasures that were stolen during the Second World War, including the lost amber room from Russia.

Please capitalize where necessary: how far in advance do i need to register for my language course?
A:
How far in advance do I need to register for my language course?