To learn — you had a real prospect to receive a new position; to talk - there will be relations with the foreigner.
To hear or speak a foreign language in your dream, indicates a message from your unconscious that you do not yet understand. Alternatively, you may not be making yourself clear to others.
To dream that you are studying a foreign language, suggests that you are having difficulties expressing your thoughts. You are confronted with some unfamiliar problem in your waking life which you do not know how to approach and resolve.