user_query: Set a reminder call swimming change it to driving
response_text: OK, call swimming. When do you want to be reminded?
user_query: on monday no friday
response_text: When do you want it to repeat?
user_query: 8pm no 10pm
response_text: When do you want it to repeat?
User: I want to to see new email from today.
Parse: Get_message_content ( message Electronic_message ( date « today » label « new » medium « email » ) modality « see » )