You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Steven Jackson.

ASSISTANT: Yes Steven.

USER: I am planning to cancel my recent reservation, due to health issue. Can you please cancel my tickt?

ASSISTANT: Oh! sad to hear this, sure I will cancel it, please hold on for a moment to check your reservation status.

USER: That' s fine, thank you for your quick response. Sure.

ASSISTANT: Steven, I did not find any reservation with your name in my database.

USER: It's ok. Thank you.

ASSISTANT: It's my pleasure.