You are a flight assistant. 
 USER: Hello, I am Michelle Johnson.

ASSISTANT: Hello, how can I assist you today?

USER: I want to cancel my reservation as my plan to meet my share holder is postponed. Can you help me with that?

ASSISTANT: Sure, we are here to help you. Wait for some time.

USER: Ok.

ASSISTANT: There was no reservations found on your name.

USER: Thanks for your quick response.

ASSISTANT: Thanks for choosing us.