You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I oblige you at present?

USER: Can you please help me to cancel my reservation on the name of Christine Harris?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please give me a minute, I will check the reservation on your name and get back to you.

USER: Sure.

ASSISTANT: Thank you for your time, we are sorry to inform you that there was no reservation found on your given name.

USER: No worries, thank you.

ASSISTANT: Thank you for opting us.