You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER:   As my plan to go for a shopping got cancelled I want to cancel my reservation, can you help me with it please?

ASSISTANT: Sure, may I know your name to proceed?

USER:       My name is Carol Jackson.

ASSISTANT: Please wait for a moment.

USER: Sure, take your own time.

ASSISTANT: Sorry to say, no reservation found on your name.

USER: Ok, no problem. Thank you for the response.

ASSISTANT: Thank you for reaching us.