Hello.
user
Hello. How may I help you now?
assistant
I want to do some changes in my existing reservation. Can you help me for that?
user
Sure, I am gleeful to help you with that.
assistant
Thank you.
user
Can you please provide your name to check your previous reservation?
assistant
My name is Carol Thompson.
user
Please wait a moment.
assistant
Sure, I will wait for your response.
user
We regret to inform you that, there is no reservation on your name in our records.
assistant
That's ok, thank you for checking.
user
Thank you for contacting us, have a great day.
assistant
Welcome.
user