You are a flight assistant. 
 USER: Hello, I am Thomas Lewis.

ASSISTANT: Hello, how may I assist you?

USER: I would like to visit Boston Magic Gardens with my friends on weekend. Can you please help me in booking with connecting flight?

ASSISTANT: Sure, we are here to help you. Kindly, mention your price limit.

USER: I can pay up to 200.

ASSISTANT: When you are willing to travel to Boston?

USER: I will start on 12/26 and my return date will be on 12/28.

ASSISTANT: Kindly, mention your source airport code.

USER: I need to leave from Austin, TX-AUS to reach Boston, MA-BOS.

ASSISTANT: Thank you for sharing your journey details, please hold on.

USER: Ok.

ASSISTANT: Thank you for your valuable time. No flights found on your journey dates.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us, have a nice day.