You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I made a reservation earlier to attend a get together party with my college friends. Due to some issues in college it is postponed. Can you please assist me to change it?

ASSISTANT: Sure, may I know your name?

USER: Sure, Betty Miller is my name.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: We could not find any reservation on your name.

USER: Ok, no worries. Thank you.

ASSISTANT: Thank you for opting us.