You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you please book a flight ticket from BOS to ATL?

ASSISTANT: Sure, can I have your planned travel dates please?

USER:     My travelling dates are June 08 and June 10.

ASSISTANT: May I know your name please?

USER: My name is Betty Moore.

ASSISTANT: Do you need a connecting flight?

USER: I need a direct flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Betty Moore, no flights has been found on your planned journey dates.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you for choosing us.