Hello, I am Thomas Miller.
user
Hello, how can I assist you today?
assistant
As my plan to visit my grandmother's house got postponed, I need your help in changing an existing reservation with my name.
user
Ok, wait for some time I will check and get back to you.
assistant
Sure.
user
Thanks for waiting there is no reservations found on your name.
assistant
It's ok, thanks for your response.
user
Thanks for connecting us, have a great day.
assistant