dispatch someone from (some place)
to send someone from some place. I dispatched a messenger from here over an hour ago. A telegram will be dispatched from my office first thing in the morning.
dispatch someone or something to someone or something
to send someone or something to someone, something, or some place. I will dispatch a new copy of the damaged book to you immediately. Gene will dispatch a messenger to you.
send someone into something
and send someone into make someone go into something or some place. George sent me into the house for a hammer. The boys know where it is. He should have sent in the boys. George sent me in.
send something into something
and send something into dispatch something, such as an order, to a company or other body making a public offer of goods. I sent the order in to the home office. I sent in the order.