Hello. Myself Steven Hill.
user
Hello, how may I help you today?
assistant
I want to change my existing reservation, can you help me in that?
user
Sure, please wait for a while.
assistant
Thank you. I will wait for your response.
user
Sorry we could not find any reservation with your name.
assistant
Ok, pleased with the assistance provided. That is ok, may be my mother had change the reservation for me.
user
Thank you for reaching us.
assistant
Thank you for assisting me.
user