Hello.
user
Hello.
assistant
My name is Patrick Wright.
user
How may I help you?
assistant
I want to do some changes in my existing reservation. Can you help me for that?
user
Sure, I will help you.
assistant
Thank you.
user
Sorry, there are no reservation found on your name.
assistant
That's ok, thank you for checking.
user
Thank you for reaching us.
assistant
Welcome.
user