Sentence 1: On June 28th we had dinner with my cousin. 
 Sentence 3: We met in Chinatown and had Cantonese food 
 Sentence 4:  We talked about our grandchildren, showing off photos 
 Sentence 5:  We ended up staying for three hours, and were sad to say goodbye 
 Given Sentence 2: We had not seen each other in six months.