Hello.
user
Hello, how can I assist you for the day?
assistant
My name is George Smith. I want to do some changes in my existing reservation. Can you help me for that?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for a moment.
assistant
Sure, I will wait for your response.
user
Sorry, we found no reservation on your given name.
assistant
That's ok, thank you for checking.
user
Thank you for reaching us.
assistant
Welcome.
user