You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Nicholas Garcia. I booked a flight to New York, but now I am not interested in this trip. Can you help me with cancellation?

ASSISTANT: Yes, I can help you.

USER: Thanks.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Oh! No, how is that possible. Anyways, thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.