user_query: Add a tie to the list named Packing.
response_text: OK, I added tie.
user_query: My mistake. Change it to Shopping list.
response_text: Alright, do you want to edit the title or an item?
User: No, just change the list to Shopping list.
Parse: Add_item_to_list ( list_label « Shopping » list_singular_or_plural « list » )