user_query: Modify the time on that task.
response_text: Got it, what's the new time?
user_query: for two days from now
response_text: Got it, I'll remind you on Wednesday at 6:35 AM.
user_query: Wash the car.
response_text: OK, do you want to add time?
user_query: Make a task.
response_text: What's the reminder?
User: Let's log a 30 minute jog from 7am.
Parse: Log_exercise ( activity « jog » duration « 30 minute » time « 7am » )