I can get you DWM Exeggutor, Adamant Tyrogue, Modest Eevee, and Modest Dratini for a Jirachi (I would also take more stuff if possible [Deoxys, Shaymin, Heatran, Keldeo, Mew, Meloetta, or V-Create Rayquaza] but if this is enough for just Jirachi I'd be happy).