user_query: christmas
response_text: What do you want to add?
user_query: i need to add to my list instead
response_text: Alright. Which list do you want to add to?
user_query: read my christmas list
response_text: You have one thing on that list. Ice cream.
User: Log 40 squats to my exercise log on MyFitnessPal.
Parse: Log_exercise ( activity « squats » number_of_repetitions « 40 » provider « MyFitnessPal » )