Conn. Gen. Stat. § 42a-2A-209
Contract formation; electronic record.
(b) If an offer in an electronic message evokes an electronic message in response, a lease contract, if any, is formed as determined in section 42a-2A-206 .
(c) Receipt of an electronic acknowledgment establishes that the message was received but does not establish by itself that the content sent corresponds to the content received.