You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please cancel my existing reservation as my plan to go for holiday trip got cancelled?

ASSISTANT: Sure, I will help you.

USER: Ok.

ASSISTANT: Please help me with your name.

USER: I am Carolyn Gonzalez.

ASSISTANT: Please allow me a minute.

USER: Sure.

ASSISTANT: Carolyn Gonzalez, I am really sorry to inform you that there is no reservation done on your name.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us. Have a great time.