Hello.
user
Hello.
assistant
My name is Emma Collins.
user
How can I aid you today?
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.
assistant
Thank you.
user
Please, wait for a moment.
assistant
Sure, I will wait for your response.
user
Sorry, there is no reservation found on your name in our database.
assistant
That's ok, thank you for checking.
user
Thank you for contacting us.
assistant
Welcome.
user