You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: My name is Stephan Rodriguez. Actually, I booked a ticket to NYC to attend a concert but due to bad weather, the concert is cancelled.

ASSISTANT: Please give me a minute, I will find your existing reservation.

USER: Could you help me in cancelling the reservation?

ASSISTANT: I can help you with that. Sorry, there is is no reservation found under name.

USER: That's ok. Thank you for your time.

ASSISTANT: Thank you for reaching us.