You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need to cancel my reservation due to some issues, can you help me out?

ASSISTANT: Sure, I am here to help you. Can you please tell me your name?

USER: My name is Scott Davis.

ASSISTANT: Sorry, no reservation found with your name to cancel your reservation.

USER: Thank you for your help.

ASSISTANT: Welcome, have a nice day.