You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best serve you today?

USER: I have made a reservation one week back, but I need to cancel my reservation. Can you help me with cancelling?

ASSISTANT: Sure, that's what I am here. Can you please specify your good name please?

USER: Amy Hall is my name.

ASSISTANT: Ok, please wait for some time.

USER: Sure.

ASSISTANT: Unfortunately, there is no active reservation found on your name.

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

ASSISTANT: Thanks for choosing us.