You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Unfortunately, I want to cancel my reservation which is done recently, can you please help me out?

ASSISTANT: Yes, I can help you. Can I know your name for checking for your previous reservation?

USER: Sure, take your time. My name is Jessica Gonzalez.

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

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you.