Hi. I am Dorothy Roberts.
user
Hello, how could I aid you today?
assistant
Can you help me in changing my recent reservation, as my exam is postponed?
user
Please wait a moment, I will check and revert to you.
assistant
Ok.
user
There is no reservation found with your given name in our data.
assistant
That's ok, thank you for checking.
user
Thank you for connecting with us.
assistant