Hello.
user
Hello. How may I aid you?
assistant
I want to do some changes in my existing reservation. Can you help me for that?
user
Sure, I am here to help you out. Can you please share your name to check your reservation status?
assistant
My name is Kevin Brown.
user
Ok, please give me a moment.
assistant
Sure, I will wait for your response.
user
Sorry, there is no reservation found on your name in our records.
assistant
That's ok, thank you for checking.
user
Thank you for reaching us.
assistant
Welcome.
user