Hello.
user
Hello, how may I help you?
assistant
I would like to shift my planned dates to some other dates, please help me in changing my existing reservation.
user
Sure, we are here to help you. Can I know your name please?
assistant
Thank you. My name is Eric Perez.
user
Sorry to inform you that there is no active reservation on your given name.
assistant
Ok, no issues. Thank you for your information.
user
Thank you for contacting us.
assistant