You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Raymond Wilson here.

ASSISTANT: How may I help you today?

USER: Cancel my flight reservation? As I would like to postpone my holiday in Chicago which I was planning with my friend.

ASSISTANT: I would be happy to help you with that. Give me a minute.

USER: Ok.

ASSISTANT: I found a reservation for you, can I cancel your reservation.

USER: Sure, you can cancel the flight ticket.

ASSISTANT: I cancelled your reservation successfully.

USER: Thank you.

ASSISTANT: Thank you for reaching us.