You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jacob Scott.

ASSISTANT: How may I assist you at this moment Jacob Scott?

USER: I want to cancel my reservation, can you help in that?

ASSISTANT: Sure, I am gleeful to help you with your request. Please wait a moment to check your previous reservation status.

USER: Sure.

ASSISTANT: We regret to inform you that there is no reservation showing in our database on your name.

USER: Not a problem, anyways thank you for the help.

ASSISTANT: Thank you for reaching to our services, have a great day.