You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I booked a flight ticket for vacation, but due to heavy snow at my destination the roads are closed. So I want to cancel my ticket.

ASSISTANT: Sure, could you please provide your name to proceed further?

USER: My name is Alexander Baker.

ASSISTANT: Ok, thanks for providing details. Please hold a moment, let me check your reservation with us and let you know.

USER: Sure.

ASSISTANT: Thanks for your valuable time, sorry, unfortunately no reservation found in our database with provided name.

USER: Ok, thank you for the information.

ASSISTANT: Thanks for connecting with us, have a great day ahead.