You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me in booking my flight ticket from BOS to DFW?

ASSISTANT: Sure, can you please share your journey dates?

USER: My planned trip dates are June 27-29.

ASSISTANT: Are you looking for any preferred connections?

USER: I want to fly in connected flight.

ASSISTANT: Do you have any other specifications to be met?

USER: No.

ASSISTANT: May I know your name to proceed further?

USER: Scott Harris.

ASSISTANT: Ok, please wait.

USER: Ok. Ok.

ASSISTANT: Thank you for your valuable time, unfortunately no flights available on that route.

USER: Ok, no worries. Thank you for your help.

ASSISTANT: Thank you for availing us.