Hello.
user
Hello, How can I assist you?
assistant
I am Dorothy Brown and I would like to change my recent reservation as my plan to visit my nephew got postponed.
user
Please wait for some time, I will check and let you know.
assistant
OK.
user
Thank you for waiting, I did not find any reservation based on your given details.
assistant
OK, thank you for your response.
user
Thank you for opting us.
assistant