user_query: send message 
response_text: Who do you wanna message?
user_query: How are you doing? 
response_text: Sending your message to (555) 555-8888 saying How are you doing?.
user_query: Message 555-555-8888
response_text: Got it, what's the message?
user_query: I want to send a message 
response_text: Who do you wanna message?
User: I need you to call Brown at 555-111-5555.
Parse: Initiate_call ( callee Personal_contact ( contact_id Phone_number ( id_form « 555-111-5555 » ) person « Brown » ) )