user_query: start a list of cat toys
response_text: Got it, I made a list called "Cat Toys".
user_query: remove cat toys
response_text: Which item?
user_query: remove cat toys list
response_text: I couldn't find cat toys on your list called "Cat Toys."
User: Get water intake actually waist size stats for today.
Parse: Get_health_stats ( health_stat_type « waist size » time_span « today » )