Normalize the English text to lowercased words and punctuation marks using regular expressions
he said, "it's time to go!"
He said, “It's time to go!”
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Normalize the English text to lowercased words and punctuation marks using regular expressions

### Input:
He said, “It's time to go!”

### Response:
he said, "it's time to go!"