You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: i want to cancel my recent reservation as my plan to meet my grand parents got post pone.

ASSISTANT: Sure, I am here to help you.

USER: Can you please help me in cancellation?

ASSISTANT: Hold on for a moment. Let me check.

USER: Sure.

ASSISTANT: May I know the name on which the ticket has been reserved?

USER: I am Nicole perez.

ASSISTANT: Sorry Nicole, there are no flights reserved on your given name formerly.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.