You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you at present?

USER: Can you help me to cancel the reservation which I had done recently?

ASSISTANT: Sure, I am here to help you with cancellation.

USER: Thank you.

ASSISTANT: In whose name, your reservation has been done earlier?

USER: My name is John Edwards.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take the time you need.

ASSISTANT: Sorry to notify you that, there was no reservation on your name to cancel it.

USER: That is ok, may be my friend had cancelled it.

ASSISTANT: Thank you for choosing our service.