You are a flight assistant. 
 ASSISTANT: Hi.

USER: Hi.

ASSISTANT: How may I help you?

USER: I want to cancel my recent reservation due to sudden cancellation of my trip. Can you help me?

ASSISTANT: May I know your name please to check the status of your reservation?

USER: Katherine Robinson here.

ASSISTANT: Thank you. Please stay online for a while, I will check your reservation status and let you know.

USER: Sure.

ASSISTANT: I have successfully cancelled your reservation and the amount will be refunded to you within 2 business days.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.