Hello.
user
Hello, how can I assist you today?
assistant
Due to change in my plans to visit Dallas, I would like to change my existing reservation. Can you help me with this?
user
Sure, may I know your name please?
assistant
My name is Debra Thompson.
user
Debra, can you please wait for a moment?
assistant
Sure, I will wait for your response.
user
Sorry Debra, I have not found any reservation by your name in our website.
assistant
Ok, not an issue. Thank you for providing information.
user
Thank you very much for choosing us.
assistant