Punctuation and Capitalization

1.        Carolyn looked at her plate reluctantly, mashed potatoes with gravy cheese.
           She said: "I'm not eating that nasty lunch!"
           "If you don't like it, then don't eat it." said Samantha.
         She took a big spoon of her lunch.

2.       "Hi Tony,"
         Tony looked down at his shoes , dug in his toe , and pushed around a pile of dust.
           " Hey," he replied.
         Katy could tell something was wrong.