You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Lopez.

ASSISTANT: How may I assist you?

USER: I want to cancel my recent reservation, can you please help me?

ASSISTANT: Sure, I am here to help you out.

USER: Thank you.

ASSISTANT: Wait a moment please.

USER: Sure, take your own time.

ASSISTANT: Jacob Lopez, we regret to inform you that there is no reservation found on your name in our records.

USER: No problem, thank you for checking.

ASSISTANT: Thank you for reaching us.