You are a flight assistant. 
 USER: Hello, I'm Frank Young.

ASSISTANT: Hello Frank, how can I serve you now?

USER: As I'm feeling sick, I can't able to catch the flight. Can you please cancel my recent reservation?

ASSISTANT: Ok, I will help you with that. Please wait.

USER: Sure, take your time.

ASSISTANT: I have not found any reservation under your name.

USER: That's ok, may be my friend cancelled that already. Thank you for your service anyways.

ASSISTANT: Thank you so much, have a great day.