You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I need to cancel my reservation for a client meeting but I have got a sudden call from my friend that one of my friend got met with an accident so I feel to cancel my reservation. Can you please help me out?

ASSISTANT: Sure, I will help you.

USER: Ok.

ASSISTANT: To check the reservation list we need your name, can you please share me your name?

USER: Sure, I am Anthony Hill.

ASSISTANT: Anthony Hill, please wait a moment I will check the reservation list.

USER: Sure.

ASSISTANT: Sorry Anthony Hill, there is no active reservation on your name.

USER: No problem, thanks for your service.

ASSISTANT: Thank you.