Given an input sentence, remove all the unnecessary words and make the sentence succinct.
He called her up at 10 PM and asked if she wanted to join him for dinner.
He called at 10 PM and invited her to dinner.
Complete the following task based on the instruction and optional input provided.### Instruction:
Given an input sentence, remove all the unnecessary words and make the sentence succinct.

### Input:
He called her up at 10 PM and asked if she wanted to join him for dinner.

### Output:
He called at 10 PM and invited her to dinner.