Hi.
user
Hello, how can I serve you today?
assistant
I need to change my reservation, can you please help me with changing reservation?
user
Sure, may I know your good name?
assistant
Betty Carter is my name.
user
Please wait for a moment.
assistant
Sure.
user
Sorry to say that, no reservation was found with your good name.
assistant
Ok, no issues. Thanks for your service.
user
Thank you for opting us.
assistant