Hi.
user
Hello, how may I assist you today?
assistant
I need to change my trip dates of my existing reservation as my plan to go for a heritage tour in Oakland got postponed. Can you help me?
user
Sure, may I know your name for the change process?
assistant
I am Melissa Edwards.
user
Sorry, as per your concern I can not amend your reservation, as your reservation is not found as per our records.
assistant
Ok fine, thanks for your response.
user
Welcome, thank you for opting us.
assistant