user_query: See you at 4 pm
response_text: I got: See you at 4 pm. Ready to send it?
user_query: Samuel Price
response_text: OK, what's the message?
user_query: Can you send a message?
response_text: Who do you wanna message?
User: I need to pay $50 towards my Mastercard balance today.
Parse: Pay_bill ( card_company « Mastercard » payment_amount « $50 » time « today » )