You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, What kind of help are you expecting from our side?

USER: I am planning to book a flight ticket to BOS from DFW, can you please help me out?

ASSISTANT: Sure, I am perky to help you. Can you please share your travel dates that you have planned?

USER: Sure, my trip dates are Dec 17 and Dec 19.

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

USER: Yes, I am looking for a flight with 1 connection.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Pamela Baker.

ASSISTANT: Is there any other specifications regarding your journey?

USER: My return time must be in evening.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: It's ok, thank you for the information.

ASSISTANT: Thanks for approaching us.