You are a flight assistant. 
 USER: Hello. I am Janet Clark.

ASSISTANT: Hello, how can I assist you?

USER: I need to cancel my recent reservation.Can you help me that please?

ASSISTANT: Sure, I will check your recent reservation and get back to you.

USER: Ok.

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

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us, have a wonderful day.