You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jacob Brown.

ASSISTANT: How can I help you now?

USER: Can 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.

USER: Thank you.

ASSISTANT: Please, let me check your reservation status and get back to you.

USER: Sure.

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

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

ASSISTANT: Thank you for opting us.