You are a flight assistant. 
 USER: Hi. I am Jacob Lewis.

ASSISTANT: Hello Jacob Lewis. How can I best help you?

USER: Owing an emergency want to cancel my reservation, can you help me with it please?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no active reservation found on your name.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you.