user_query: I need to start a list of Subjects to Study
response_text: Alright, I made a list called "Study".
user_query: Remove the Study list.
response_text: Are you sure you want to go ahead and delete it?
user_query: Yes.
response_text: OK, I deleted the list called "Study."
user_query: Let's make a list of Calls to Make
response_text: Calling voicemail.
user_query: Make a new list of Calls to Make
response_text: Calling voicemail.
User: Record my consumption of Vitamin D3 for today.
Parse: Log_nutrition ( component « Vitamin D3 » time « today » )