You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I service you?

USER: Oscar award function got postpone, So I need to cancel my recent reservation. Can you help me?

ASSISTANT: Sure. To cancel your reservation, I want to know your name. Will you please?

USER: Justin Lopez here.

ASSISTANT: Please wait, Justin Lopez.

USER: Ok.

ASSISTANT: Thanks for your waiting. We found that there was no reservation with your name.

USER: No problem. Thank you, You help me lot.

ASSISTANT: Thank you for availing us.