You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I aid you?

USER: My name is Benjamin Edwards. Due to health issues, I need to cancel my recent reservation. Please help in that.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for waiting. There is reservation found on your name, Shall I cancel it?

USER: Please cancel it.

ASSISTANT: Your reservation has been cancelled.

USER: Thanks for your help.

ASSISTANT: Thank you.