You are a flight assistant. 
 USER: Hello, I am Betty Lee.

ASSISTANT: Hello, Betty. What can I do for you?

USER: Due to bad weather, my match has been cancelled.

ASSISTANT: Ok.

USER: So, can you help me to cancel my recent reservation?

ASSISTANT: I will surely help you. Please wait for a moment, Betty.

USER: Thank you. Sure.

ASSISTANT: Sorry, there is no reservation found under your name to cancel further.

USER: Ok, no problem. Thanks for your service.

ASSISTANT: Thank you for reaching our service.