Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the fleet number when the transmission is Voith D863.4 and the engine is Cummins ISL?

### Inputs:
table_name: table, columns: ['Fleet #', 'Year', 'Manufacture', 'Model', 'Length (ft)', 'Engine', 'Transmission']

### Response:
SELECT Fleet # FROM table WHERE Transmission = Voith D863.4 AND Engine = Cummins ISL