You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you?

USER: I am Catherine Hill and I just want to cancel my recent reservation due to my robotic workshop got cancelled. Can you help me?

ASSISTANT: Sure, we are here to help you.

USER: Ok, no problem.

ASSISTANT: We found a reservation by this name.

USER: That's ok. You can cancel my ticket.

ASSISTANT: Your flight ticket has been cancelled.

USER: Thanks for your service.

ASSISTANT: Thank you for picking us.