user_query: Next Saturday.
response_text: Got it, Clean off the garden spot. This will be for December 10. At what time?
user_query: Clean off the garden spot.
response_text: Got it, do you want to add time?
user_query: Create a task for me.
response_text: What's the reminder?
User: I'd lke to hear Mom's, I mean Dad's message.
Parse: Get_message_content ( message Electronic_message ( medium « message » sender Personal_contact ( person « Dad » ) ) modality « hear » )