Hello.
user
Hello, how can I assist you?
assistant
I want to change my existing reservation, can you please help me with this?
user
Ok, could I have your name please?
assistant
I am Melissa King.
user
Ok, please allow me a moment.
assistant
Sure.
user
Sorry, there is no reservation with your name in our portal to make changes further.
assistant
Ok, no problem. Thank you for your information.
user
You are welcome, have a great day.
assistant