Hello.
user
Hello, how can I help you today?
assistant
Is it possible to modify the reservation which I had done recently?
user
Yes, may I know your good name?
assistant
My name is John Moore.
user
Please wait for a moment.
assistant
Ok, please take the time you need.
user
Sorry to say that, no reservation was found with your good name.
assistant
That is ok, thank you for assisting me.
user
Thank you for reaching us.
assistant