You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Cynthia Scott, I want you to change my flight reservation as my trip got postponed. Can you please do that for me?

ASSISTANT: Sure, I am here to help you. Let me check your reservation status in our database.

USER: Sure.

ASSISTANT: Scott sorry to inform you, no reservation is found on your name in our database.

USER: Not an issue, thank you for checking.

ASSISTANT: You are welcome.