Hello.
user
Hello, how can I help you?
assistant
My name is Raymond White. Due to some issues, I would like to change my existing reservation to some other dates. Can you help me?
user
Sure, give me  a minute.
assistant
Ok.
user
Sorry, there is no active reservation found under your name.
assistant
Its ok, no issues. Thank you for the information.
user
Thank you for approaching us.
assistant