|''rental entry''|Joanna|
|''rental item''|''count''|''start date''|''end date''|
|cup|100|2004/05/06 09:01|2004/05/06 12:01|

|''time is now''|2004/05/06 11:00|

|''begin transaction for client''| Joanna |''staff''| Bill|
|''return''|100||cup|
|''refund cash $''|15.00|
|''complete transaction''|
