(a) A partner's dissociation does not of itself discharge the partner's liability for a partnership obligation incurred before dissociation. A dissociated partner is not liable for a partnership obligation incurred after dissociation, except as otherwise provided in subsection (b) of this section.
(b) A partner who dissociates without resulting in a dissolution and winding up of the partnership business is personally liable as a partner to the other party on account of a partnership obligation incurred in connection with a transaction entered into by the partnership, or a surviving partnership under article nine of this chapter, within two years after the partner's dissociation, only if at the time of entering into the transaction the other party:
(1) Reasonably believed that the dissociated partner was then a partner;