You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need your help to book a ticket from ATL to LGA.

ASSISTANT: Please provide your name.

USER: Myself Angela Clark.

ASSISTANT: Please provide your travelling dates.

USER: 09/02 to 09/04.

ASSISTANT: Sorry , no flights found under your name.

USER: Thank you.