Hello.
user
Hello, how may I assist you today?
assistant
I am Richard Robinson, I want to change my existing reservation. Can you help me with that?
user
Sure, we are here to help you. Please wait a moment I will check and revert to you.
assistant
OK.
user
Sorry to say, no reservation found on your given name.
assistant
Ok, no issues. Thanks for making your safe service so kind.
user
Thank you for opting us for your change reservation. Have a nice day.
assistant