Creating an architectural plan to build a house in Ghana (West Africa)

I'm looking for someone to create a plan on how to build a house on 1 acre of land and I would like an excel spreadsheet of all the estimated costings of construction on this house in Ghana a tropical West African country with an average temperature of 30 degrees C.

House Details:
- 2 story building
- Swimming Pool
- Sauna
- Open plan Kitchen
- Separate Kitchen only for cooking
- Open plan living area
- 4 Bedrooms (ensuite) (Masterbedroom with balcony)
- Gym
- Generator
- Water borehole
- Roof Costings
- Foundation Costings
- Garden Area
- Tropical Garden with Seating Lounge area