Hi.
user
Hello, how can I aid you?
assistant
Due to sudden change in my trip to another location, I would like to do some changes in existing my reservation. Can you please help me out?
user
Sure, I am here to help you. May I know your name?
assistant
Angela Wilson here.
user
There is no reservation found under your name.
assistant
That's ok, thank you for checking.
user
Thank you for opting us.
assistant