You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I would like to cancel my flight reservation as my trip got postponed, can you please help me?

ASSISTANT: Sure, I am here to help you out. Please may I know your name to check for the reservation state?

USER: My name is Ashley Young.

ASSISTANT: Ok, thank you for waiting. Sorry as per our reservation records your flight ticket is not found to cancel.

USER: Not an issue, thank you for the information.

ASSISTANT: Thank you for choosing our agency.