As you state,you are a new player. A lot of people that post here claiming to have small hand because the can not finger chord correctly. They make he same request as you.
The answer is not a smaller guitar, but the practice required to get your hands a better state of muscle memory and flexibility.
The following video is small children playing large guitars. Note the they are using classical guitars.

https://www.youtube.com/watch?v=xnrmXgj4Q6U

You may consider having a set up done on your guitar. If the set up is not good, it make it harder to play.
Good luck and hope you get this problem straighten out..