Hi.
Hello. How can I assist you today?
Please help me to change an existing reservation as my trip got post pone.
Sure, I am here to help you.
Thank you.
Could you please forward your name for checking purpose?
I made a reservation by this name Charles Collins.
Sorry, no reservation found on your name in our records.
Ok, not an issue. Thank you for your information.
Thank you for choosing us, have a great day.