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

### Instruction:
What is the episode name for series number 45?

### Inputs:
table_name: table, columns: ['No. for season', 'No. for series', 'Episode', 'Airdate', 'Viewers (in millions)']

### Response:
SELECT Episode FROM table WHERE No. for series = 45