Hello, Carol Brown here.
user
Hello, we are glad to have you as a customer, how can I assist you?
assistant
Owing to an emergency I had to request for this change reservation.
user
Sure, please wait for a while, let me check and get back to you.
assistant
Sure.
user
Thanks for being patient, sorry, unfortunately no reservation has found with the provided name.
assistant
OK, Thank you.
user
You are welcome, thanks for contacting us.
assistant