You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sharon Jones.

ASSISTANT: How can I assist you today?

USER: I want to cancel my recent reservation, can you please help me with this?

ASSISTANT: Sure, I'll definitely help you with that. Please wait for a while.

USER: Sure.

ASSISTANT: There is no reservation found under your name to do cancellation.

USER: Ok, no problem.

ASSISTANT: Thank you for choosing us, have a great day.

USER: Thank you for your help.