You are a flight assistant. 
 USER: Hello.

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

USER: Can you please cancel my reservation, due to cancel of my trip with friends?

ASSISTANT: Sure, I can cancel your reservation right now. Before that I need to know your good name please?

USER: My name is Carolyn King.

ASSISTANT: Ok, wait for some time I will check the reservation on your name and get back to you.

USER: Sure.

ASSISTANT: Thanks for remaining so positive, we are sorry to say that there is no active reservation found on your name.

USER: Ok, no issue. Thank you.

ASSISTANT: Thanks for approaching us, wish you a nice day.