"It was so wonderful to live there this summer. Thank you for helping with all the arrangements"
"Hi Sally,Unfortunately our stay in New York has come to an end. Thank you for the help you provided over the last few months"
"Je prendrai un moment pour vous adresser la feuille complétée correctement. Je peux déjà vous dire que nous avons passé un excellent séjour à NY"
"Finally we would like to thank you for all your help with everything. You have been extremely attentive throughout these 4 months and it allowed us to have a wonderful time in New York. It would be great to see you one last time before we leave as we wanted to give you something to show our appreciation. Best of luck with everything and happy holidays!