Shape changer. At will the song dragon can change into a human female form keeping only its charisma, intelligence and wisdom statics the rest of their stats becomes that of the commoner. It can stay in this form as long as it wishes and can go back to dragon form as an action. 

Tongues. The song dragon is constantly under the effect of the tongues spell.

Multi attack. The young song dragon makes three attacks. Two with their claws and one with their bite. 

Bite. Melee Weapon Attack: +5 to hit, reach 5 ft., 1 target. Hit: 6 (1d8 + 2) piercing damage. 

Claw. Melee Weapon Attack: +5 to hit, reach 5 ft., 1 target. Hit: 5 (1d6 + 2) slashing damage. 

Electric breath (Recharges on 5/6). The young song dragon exhales a 40ft cone of electrified gas and each creature within the radius must make a dc 12 Constitution save or take 54 (18d6) lightning damage. On a successful save a creature takes half damage.