You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Laura Moore. I want to change my recent reservation, can you help me in changing my recent reservation?

ASSISTANT: Sure, we are here to help you. Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, there is no active reservation found in your name to change.

USER: No issues. Thank you for your assistance.

ASSISTANT: Thank you for opting us, have a good day.