Hello.
user
Hello, how may I assist you?
assistant
I would like to change my existing reservation, please hlp me out.
user
Sure, may I know your name please to check the reservation status?
assistant
Sure, my name is Matthew Wilson.
user
Wilson, there is no reservation found with your details.
assistant
Ok, no issues. Thank you for your information.
user
Thank you for contacting us.
assistant