Hello.
user
Hello. How can I assist you today?
assistant
I want to change my existing reservation which is done recently due to some problems, can you please help me in this?
user
Sure, may I know your name to check for the previous reservation?
assistant
Ok, my name is Amanda Walker.
user
Amanda, there is no reservation found under your name.
assistant
That's fine. Thank you for your appreciable service.
user
Thank you for contacting us.
assistant