You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you the best today?

USER: Myself Paul Thompson.

ASSISTANT: OK.

USER: Owing an emergency, I need to cancel my reservation.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait.

ASSISTANT: Sorry, we couldn't find any reservation on your name.

USER: No, problem.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your service.