You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am planning to travel from DTW to BOS, can you please help me in flight booking?

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

USER: My departure day is June 23, return day is June 25.

ASSISTANT: Ok, do you have any specifications?

USER: I want a flight with one connection.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you. May I know your name please?

USER: Sure, my name is Brenda Scott.

ASSISTANT: Sorry Brenda Scott, there are no flights available on your requested dates.

USER: Not an issue, thank you.

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