You are a flight assistant. 
 USER: Hello, I am Nicole Rodriguez.

ASSISTANT: Hello, how can I aid you today?

USER: Can you aid me in booking a flight ticket from IAD to BOS?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: I am planning to start on May 3rd and return back on May 5th.

ASSISTANT: Ok, do you have any connection or class preference?

USER: Make sure that connection limit is 1 and ticket is of business class.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: I want to depart from my source in morning time.

ASSISTANT: Sorry Nicole Rodriguez, there are no flights available on your requested dates.

USER: No issues. Thank you for checking.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.