You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Paul Young here.

ASSISTANT: How can I assist you today?

USER: I just want to cancel my reservation, because climate is not good to travel. So can you help me for this?

ASSISTANT: Sure, I will definitely help you with that.

USER: Thank you.

ASSISTANT: Please give me a moment.

USER: Ok, I will wait.

ASSISTANT: Your reservation is cancelled.

USER: Thank you for your quick response.

ASSISTANT: Thank you for reaching us.Have a great day.