Hello. I am Shirley Phillips.
user
Hello Shirley Phillips, how may I aid you?
assistant
I need to change my trip dates of existing reservation as my plan to go for heritage tour got postponed. Can you help me?
user
Sure, please hold on for a while.
assistant
Sure.
user
Sorry, no reservation is available by your name.
assistant
Ok fine, thanks for your response.
user
Thank you for choosing us.
assistant