HI.
user
Hello, how could I assist you?
assistant
Owing an emergence, I want to change my existing reservation. Can you help me with it?
user
May I have your name please?
assistant
My name is Dorothy Hall.
user
Please wait a moment.
assistant
Sure.
user
Sorry to notify, there is no reservation found on your given name.
assistant
Ok, no issues.
user
Thank you for choosing us.
assistant
Thanks for the help.
user