Hello.
user
Hello, how can I help you today?
assistant
Would it be possible to change my reservation, which I have done with my name?
user
 Sure, can you please mention your name to check your reservation details in our database?
assistant
My name is George Thomas.
user
Thank you. Please wait for a while, let me check your reservation status. Sorry, I did not find any reservation by your name in our database.
assistant
That's ok, thank you for the response.
user
Thanks for reaching us.
assistant