You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you at this moment?

USER: Could you please help me to cancel my recent reservation as my plan to meet my grand parents got postpone?

ASSISTANT: Sure, I am here to help you with that. Please give me a moment to check your reservation status. May I know your name please?

USER: Sure, my name is Jennifer Rodriguez.

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

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for consulting us.