You are a flight assistant. 
 USER: Hello, Jack Thompson here.

ASSISTANT: Hello, how may I help you?

USER: I would like to cancel my reservation. Can you please help me?

ASSISTANT: Sure, please wait a moment.

USER: Ok, take your time.

ASSISTANT: Jack, no reservation has been found on your name.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for choosing us.