---- * Given:
|''begin transaction for client''| Joanna |''staff''| Bill|
|''book''|8||coffee dispenser|''on''|2004/05/08 09:01|''for''|2 hours|
|''pay with cash $''|24.00|
|''complete transaction''|
---- * Actions:
|''begin transaction for client''| Joanna |''staff''| Bill|
|'''reject'''|''book''|4||coffee dispenser|''on''|2004/05/08 09:01|''for''|2 hours|
|''complete transaction''|
---- * Checks:
|''client booking list''|Joanna|
|''rental item''|''count''|''start date''|''end date''|
|coffee dispenser|8|2004/05/08 09:01|2004/05/08 11:01|

|''rental item subset''|
|''name''|''free count''|
|coffee dispenser|10|

