You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Brenda Robinson. I need to cancel my reservation due to my planned trip got cancelled. So please help me with that.

ASSISTANT: Sure, please wait for a moment.

USER: Thank you. I will wait for your response.

ASSISTANT: Sorry, there was no reservation found with your given name.

USER: Oh! May be it has not booked properly due to server issues while booking. Anyway, thank you for your time.

ASSISTANT: Thank you for opting us.

USER: Most welcome.