You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good morning.

USER: Virginia Scott here.

ASSISTANT: How can I help you?

USER: I need to change my reservation which I have done earlier to participate in dance event but unfortunately it got postponed. Can you please help me with that?

ASSISTANT: Sur, I will help you. Let me check is there any previous reservation on your name or not. As per the records, there is no reservation found on your name.

USER: Oh! May be I did not done my booking properly. Anyway, thank you for your valuable time.

ASSISTANT: You are welcome.