Bob- protagonist, poor, wants to invent a flying taxi so he can make money. but has no money to create one

plot- bob wants a taxi, but he has no money,  so he gets help from uncles great great great great great great great grandson who is a scientist. Together they invent flying taxi, escapes the government who wants to put private government reserves on the flying taxi.  Box copyrights the taxi and brings it to America.

Conflict- the government wants reserved flying taxies for themselves and they’re sore losers.