Hello, I am Samantha Walker.
user
Hello, how can I assist you today?
assistant
I want to change my existing reservation due to some issues, can you please help me with that?
user
Sure, I am here to help you. Please wait for a while, I will check your previous reservation.
assistant
Sure.
user
Thank you for your time, there is no active reservation found on your name.
assistant
Ok, not an issue. Thank you for your information.
user
Thank you for contacting us.
assistant