user_query: make a list called road trip
response_text: OK, I made a list called "Road Trip".
user_query: make a list called target run
response_text: Alright, I made a list called "Target Run".
user_query: add tomatoes to the list called target run
response_text: Alright. Tomatoes on your list called "Target Run". Anything else?
user_query: add potatoes to the road trip
response_text: Sure. Potatoes. Anything else?
user_query: thats it
response_text: What do you want to add?
User: Add TI to music list
Parse: Add_item_to_list ( items « TI » list_label « music » list_singular_or_plural « list » )