Hi.
user
Hello. How can I assist you today?
assistant
My name is Stephen Lewis. Due to some health issues, I would like to change my existing reservation to some other dates. Please help me.
user
Sure, please allow me a moment to check for the previous reservation.
assistant
Sure, take your time.
user
Stephen, there is no reservation found under your name.
assistant
Its ok, I guess I made a mistake while booking the ticket. Thank you for the information.
user
Thank you for choosing us.
assistant