You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please cancel my recent reservation? As my planned trip has been cancelled.

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

USER: Thanks for that.

ASSISTANT: Can you please share me your name?

USER: My name is Charles Robinson.

ASSISTANT: Please wait a moment.

USER: Sure, I'll wait for your response.

ASSISTANT: Sorry, there is no active reservation found on your name.

USER: Oh! May be my friend has already cancelled it. Thank you anyways.

ASSISTANT: Thank you for reaching us, have a nice day.