Hello.
user
Hello, how may I aid you?
assistant
I would like to shift my planned dates to some other dates, please help me in changing my existing reservation.
user
Sure, please wait for a moment to check your details. May I know your name?
assistant
My name is Emily Hill.
user
Sorry to say, no reservation found on your name.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for reaching us.
assistant