Who does Helen meet at the river and what do they discuss?

Helen goes to the Saigon River and meets up with Matt Tanner and a new photographer Matt Clark. Tanner asks if Helen is staying on in she says she is leaving that afternoon. Tanner talks about a party that will be held that evening but Helen says she is leaving. Tanner asks if Linh is going to go with her. Matt asks if she and Linh are married. Helen does not answer. Tanner says he is going to stay on because he is 35 years old and still has not won a Pulitzer.