You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book a flight ticket from Boston to Austin?

ASSISTANT: Sure, please share your planned travel dates?

USER: My travelling dates are May 2 to May 4.

ASSISTANT: Can I have your name please?

USER: My name is Samantha Rodriguez.

ASSISTANT: Any other requirements to be met?

USER: I need a direct flight.

ASSISTANT: Sorry, no flights found with your given details.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for reaching us.