Hello, I am Brenda Baker.
user
Hello. How can I help you?
assistant
I would like to change my existing reservation as my plan to meet my grandparents got postponed.
user
Please wait for a while I will check and let you know.
assistant
Sure.
user
Thanks for being patient. There is no reservation found according to your details.
assistant
Ok, thank you for your response.
user
Thanks for consulting us.
assistant