user_query: Add okra, pipino and tomato to my Grocery list.
response_text: I couldn't find a list called "Grocery." Do you want me to make one?
user_query: yes
response_text: Alright, I made a list called "Grocery" and added those two things.
user_query: Delete okra from the list.
response_text: I couldn't find okra.
User: record 3 sets no 4 set of 10 jumping jacks
Parse: Log_exercise ( activity « jumping jacks » number_of_repetitions « 10 » number_of_sets « 4 » )