user_query: buy me food
response_text: I got: Buy me food.. Ready to send it?
user_query: mom
response_text: Alright, what's the message?
user_query: john
response_text: Sorry,, who do you wanna message?
user_query: message someone
response_text: Who do you wanna message?
User: Pay off $12.12 for my debit card umm today.
Parse: Pay_bill ( payment_amount « $12.12 » service_type « debit card » time « today » )