$4\mathrm{.}15$ Ch $4$ Program: Automobile service invoice $($Python $3)$

$(1)$ Output a menu of automotive services and the corresponding cost of each service. $(2$ pts$)$

Ex:

Davy's auto shop services

Oil change $--$ $$35$

Tire rotation $--$ $$19$

Car wash $--$ $$7$

Car wax $--$ $$12$

$(2)$ Prompt the user for two services from the menu. $(2$ pts$)$

Ex:

Select first service:

Oil change

Select second service:

Car wax

$(3)$ Output an invoice for the services selected. Output the cost for each service and the total cost. $(3$ pts$)$

Davy's auto shop invoice

Service $1$: Oil change, $$35$

Service $2$: Car wax, $$12$

Total: $$47$

$(4)$ Extend the program to allow the user to enter a dash $(-),$ which indicates no service. $(3$ pts$)$

Ex:

Davy's auto shop services

Oil change $--$ $$35$

Tire rotation $--$ $$19$

Car wash $--$ $$7$

Car wax $--$ $$12$

Select first service:

Tire rotation

Select second service:

$-$

Davy's auto shop invoice

Service $1$: Tire rotation, $$19$

Service $2$: No service

Total: $$19$