Hello.
Hello. How can I assist you at this moment?
I want to change my existing reservation, can you please help me with this?
Sure, I am happy to help you with that. Can I have your good name please to check your reservation status?
I am Jack Walker.
Ok, please wait a moment.
Sure.
Sorry Jack Walker, no reservation has found under your name to change.
Ok, no problem. Thank you for your information.
Thank you for choosing us, have a good day.