You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you for the day?

USER: I made a reservation earlier this week to give a seminar but due to weather conditions I need to cancel it, can you please help me in cancellation?

ASSISTANT: Sure, may I know on what name the ticket has been reserved?

USER: I am Joshua Green.

ASSISTANT: Ok, please be on hold.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.