Hello.
user
Hello. How may I help you today?
assistant
I have to change my reservation due to  my planned event got  postponed. So  please help me with that.
user
Ok, I am here to help you with that.
assistant
Thank you.
user
May I know your good name?
assistant
Sure, please check the reservation with  my name Benjamin Miller.
user
Please wait for a minute.
assistant
Sure, take  your time.
user
Sorry to say that, there is no reservation found on your name in our database.
assistant
Oh! It  may not be booked  properly due to server issues while  booking. Anyway, thank you for  your time.
user
Thank you for reaching us.
assistant