Either one is fine. The first is simple past tense, the second is past perfect tense.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
AnonymousHe had initially wanted to go, but then decided not toWhen telling the story in the order it occurred and using coordinating conjunctions like and, or, and but, the use of the past perfect is not necessary, and may even be considered too heavy stylistically. I would use only wanted here, not had wanted.