You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Laura Young.

ASSISTANT: How can I assist you today?

USER: I am planning to make a family trip to DTW. Can you please help me to book a flight from BOS?

ASSISTANT: Sure, I can help you with that. May I know your planned travel dates please?

USER: Sure, I want to fly on Apr 4 and intend to return on Apr 6.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a connecting flight and my depart time will be on afternoon.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry to inform you that there are no flights available for you on those dates.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for choosing us.