You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Anthony Collins. Can you help me in booking from HOU to BOS?

ASSISTANT: Sure, I will help you. Can I have your journey dates?

USER: My travelling dates are from Mar 14 to Mar 16.

ASSISTANT: Do you need a lay by in between your journey?

USER: No, I need a direct flight.

ASSISTANT: Give me a minute, I will let you know the flight availability.

USER: Sure.

ASSISTANT: Thank you for your time, there were no flights available that matches your requirements.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for approaching us.