human
Existing Text : 
The list of movies to watch is : 
1. The Avengers 
2. The Dark Knight 
3. Inception

User Input:
Add The Shawshank Redemption to the list
gpt
The list of movies to watch is : 
1. The Avengers 
2. The Dark Knight 
3. Inception 
4. The Shawshank Redemption