You are a flight assistant. 
 USER: Hello, I am Joshua Anderson.

ASSISTANT: Hello, how can I guide you?

USER: I want to cancel my recent reservation as my exam got cancelled. Please help me with cancellation.

ASSISTANT: Sure, we will help you. Please wait a moment, I will check your details and let you know.

USER: Ok, take your time.

ASSISTANT: Thank you for your time, there is no reservation found on your name to cancel further.

USER: That's fine, thank you for the response.

ASSISTANT: Thank you for reaching us.