Hi, Melissa Nelson this side.
user
Hello. How may I assist you?
assistant
Due to change in my plans, I want to do some some changes in existing reservation, can you please help me?
user
Sure, give me a minute.
assistant
Ok.
user
Sorry Nelson, there are no reservations found on your name.
assistant
Oh! that's fine. Thank you for your immediate response.
user
You are welcome.
assistant