You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Eric Brown. I need to cancel my reservation due to some personal issues.So can you help me with cancellation of my reservation?

ASSISTANT: Sure, wait a minute.

USER: Sure.

ASSISTANT: We found a your reservation, can I proceed for cancellation?

USER: Please proceed to cancel.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you.

ASSISTANT: Thank you for reaching us.