You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, I will help you to cancel your reservation.

USER: Thank you.

ASSISTANT: Please share me your name.

USER: Linda Lopez.

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

USER: That's ok. Anyways, thank you.

ASSISTANT: Welcome, have a nice day.