A computer-implemented method for processing transaction messages using a social network platform between a requestor and a responder is provided. The method includes receiving a social network message including an item request and a predefined hashtagged identifier. The method further includes transmitting the social network message to one or more registered providers. The method also includes receiving a confirmation from a first registered provider of the one or more registered providers that the first registered provider will provide the requested item. The method further includes transmitting payment information for the item request to a payment processor. The method also includes transmitting a notification to the first registered provider to provide the requested item.