Hello.
user
Hello. How can I help you?
assistant
I want to change my recent reservation, can you please help me with that?
user
 Sure, can you please mention your name to check your reservation details in our database?
assistant
Rebecca Roberts here.
user
Thank you. Please wait for a while, let me check your reservation status.
assistant
Sure.
user
I am sorry to say you that there is no reservation found under your name in our database.
assistant
No problem, thank you for the information.
user
Thank you for reaching us.
assistant