Hello.
user
Hello. How can I assist you?
assistant
Due to sudden change in my present schedule I want to Change my existing reservation. Would you help me in doing that?
user
Sure, can I know the name on which the reservation has done previously?
assistant
Myself Rebecca Jackson.
user
Please give me a minute.
assistant
Sure.
user
Sorry, there is no reservation available on the name Rebecca Jackson.
assistant
Ok, That's fine. Thanks for checking my details.
user
You are welcome.
assistant