You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Carol Hall here. I was made a reservation earlier in this week. Due to health issue, I want to cancel my reservation. Can you please help me for that?

ASSISTANT: Sure, I will help you out. Please wait a moment.

USER: Ok, I will wait.

ASSISTANT: Happy to inform you that your reservation found, can I proceed to cancel?

USER: Please proceed for cancel my reservation.

ASSISTANT: Ok, your ticket has been cancelled.

USER: Anyway, thanks for helping me.

ASSISTANT: Thank you for reaching us.