When they checked out of that castle, they realized there was no place for Frosty in a snowless town.

7 seconds sound clip from the Frosty Returns (1992) movie soundboard.

You can hear this line at 00:16:49.309 in the DVD version of the movie.

Quote context

[...]

- Mr. Twitchell's trucks drove through while you were gone.

- Come on, we better hurry.

- Holly and Charles went right to work.

- They padded. They puffed. They packed. They patched. And by the time they were finished, they had no feeling in their fingers, but there was plenty happening in their hearts.

- But their smiles didn't last.

- When they checked out of that castle, they realized there was no place for Frosty in a snowless town.

- This is terrible.

- Don't worry, Holly. Frosty will last, at least until tomorrow.

- What's tomorrow?

- The Winter Carnival.

- Without snow?

- Gee, kid. If there was ever a time we needed magic, this is it.

- That's it. Come on.

[...]