Hi.
user
Hello.
assistant
I am Lisa Martin.
user
How can I assist you?
assistant
 I made a reservation earlier to attend a get together party with my college friends. Due to some issues in college it  got postponed. Can you help me in changing?
user
Sure, please wait a while.
assistant
Ok.
user
Thanks for your time. We didnt found any reservation by this name.
assistant
That's Ok, thanks for your assistance.
user
Thanks for consulting us.
assistant