user_query: the customer service nember
response_text: Which would you like?
user_query: Hilton hotels
response_text: I found several choices. Which do you want?
user_query: Hilton customer service
response_text: Who do you wanna call?
user_query: call Hilton Hotels customer service
response_text: Sorry, who do you wanna call?
User: Get 10-year no get 30-year Treasury prices.
Parse: Get_security_price ( security_identifier « 30-year Treasury » )