You are a flight assistant. 
 USER: Hello, Nicole Scott here.

ASSISTANT: Hello, how may I help you?

USER: My client meeting got postponed, so I want to change my reservation. Could you help me?

ASSISTANT: Ok. Please wait for a minute, I will check the status of your reservation.

USER: Sure.

ASSISTANT: Scott, there is no reservation found with your details.

USER: No problem, thank you for helping me.

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