Simple Animation for Dialogues

I need animated videos using provided background images, character images, dialogues, and voiceovers. The dialogues should appear in cartoon-like speech bubbles as the audio plays.

Requirements:
- Apply simple animation effects like fade in/out, slide in/out, or zoom in/out
- Display dialogues in cartoon-like speech bubbles

Ideal Skills:
- Animation software proficiency
- Experience in adding audio-visual sync
- Creative design for speech bubbles

New freelancers looking to experiment and build portfolio are encouraged