user_query: 555-222-5555
response_text: Calling (555) 222-5555.
user_query: Dial a number
response_text: Who do you wanna call?
User: Actually call 555-222-9999
Parse: Initiate_call ( callee Contactable_entity ( contact_id Phone_number ( id_form « 555-222-9999 » ) ) )