Given a sentence, remove any unnecessary filler words and shorten it to 4 words
I like to go for leisurely walks whenever it's nice out
Go for leisurely walks.
Complete the following task based on the instruction and optional input provided.### Instruction:
Given a sentence, remove any unnecessary filler words and shorten it to 4 words

### Input:
I like to go for leisurely walks whenever it's nice out

### Output:
Go for leisurely walks.