You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best assist you now?

USER: I am looking for a flight from HOU to BOS, can you help me in booking?

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: Sure, my planned travel dates are Apr 17 and Apr 19.

ASSISTANT: Do you prefer any lay by in between journey?

USER: Yes, please look for a connecting flight.

ASSISTANT: May I know your good name please?

USER: Myself Donna Young.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thanks for reaching us, wish you a nice day.