You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Shirley Moore, I am checking for 0 connected flight.

ASSISTANT: Sure, can you provide us your travel details?

USER: I want my journey from BOS to EWR, can you book me a flight ticket?

ASSISTANT: Sure, let me know your trip dates.

USER: I am planning from 12/20 to 12/22.

ASSISTANT: Please hold on for a moment.

USER: Ok.

ASSISTANT: Sorry, there are no direct flight available to EWR on 12/20.

USER: No issues, I have an alternate plan. Thank you for your help.

ASSISTANT: Thank you for approaching us, have a nice day.