def hotel_cost(nights):

return 140*nights

def plane_ride_cost(city):

if city=="Charlotte":

return 183

if city == "Tampa":

return 220

if city == "Pittsburgh":

return 222

if city == "Los Angeles":

return 475

def rental_car_cost(days):

cost = days * 40

if days >=7:

cost -= 50

elif days >=3:

cost -= 20

return cost

def hotel_cost(days):

return 140*days

def trip_cost(city,days,spending_money):

return rental_car_cost(days) + hotel_cost(days) + plane_ride_cost(city)+spending_money

`print trip_cost("Los Angeles",5,600)`