You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I am trying to cancel my recent ticket because my friend is coming to my house on that date. Can you please help me in cancelling?

ASSISTANT: Sure, I am glad to help you in that, please hold on for a moment to check your reservation status. May I know your name please?

USER: Ok, I am Timothy Robinson.

ASSISTANT: Timothy, there is no any active reservation with your name in my database.

USER: It's ok, thank you for checking.

ASSISTANT: It's my pleasure.