Hello.
Hello, how can I help you?
As my meeting got postponed, I would like to change my existing reservation. Can you help me with this?
Sure, may I know your name please to check the reservation status?
My previous reservation has done with the name Charles Thompson.
Charles, I couldn't find any reservation with your details.
Ok, not an issue. May be something went wrong while booking the ticket. Thank you for providing information.
Thank you for contacting us.