You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Please help me to cancel my recent reservation as my plan to meet my grand parents got post pone.

ASSISTANT: Sure, can I have your name please?

USER: I made a reservation by this name Larry Carter.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation on your given name.

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

ASSISTANT: Thank you for opting us.