You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my recent reservation, as my meeting with client got cancelled. Can you please help me with this?

ASSISTANT: Sure, I can help you. Please tell me your name for checking your previous reservation.

USER: I am Stephanie Carter.

ASSISTANT: Ok Carter, please be on hold for a few seconds, I will get back to you.

USER: Sure.

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

USER: Ok, thank you for your information.

ASSISTANT: Thank you for your positive response. Have a nice day.