You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I want to cancel my reservation which is done recently due to some problems, can you please help me out?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, my name is Ashley Robinson.

ASSISTANT: Please wait a minute.

USER: Sure, I will wait.

ASSISTANT: We have not found any reservation with your name.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you for opting us.