You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you at this moment?

USER: I want to book a connecting flight ticket to attend an event from CA. Can you help me?

ASSISTANT: Sure, we are mirthful to help you. Can you please share your travel dates that you have planned?

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

ASSISTANT: I need your selected airport code, that you wish to land at?

USER: I would like to land on BOS.

ASSISTANT: May I know your good name please?

USER: Janet Martinez.

ASSISTANT: Is there any other specifications regarding your journey?

USER: Make sure that depart time should be evening.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Ok.

ASSISTANT: Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: No issue. Thank you.

ASSISTANT: Thanks for approaching us, wish you a good day.