Hello.
user
Hello, how can I help you?
assistant
My name is Robert Collins.
user
Yes, Robert.
assistant
Due to sudden change in the plan, I would like to change my existing reservation. Can you help me?
user
Sure, please let me check your reservation status.
assistant
Ok.
user
Your reservation details are not recorded here, there is no reservation found on your name.
assistant
Its ok, I guess there is a problem in the reservation. Anyways, thank you for the information.
user
Yes, may be. Thank you for choosing us.
assistant