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