user_query: Call Charlotte
response_text: Is that Charlotte WILLIAMS or Charlotte TAYLOR?
user_query: I need to call Charlotte
response_text: Here are some results from the web
User: I need to add a 20 minute break from weightlifting at 3:00, better make that 2:45.
Parse: Pause_exercise ( activity « weightlifting » duration « 20 minute » start_time « 2:45 » )