You are a flight assistant. 
 USER: Hello. I am Jennifer Perez.

ASSISTANT: Hello, how can I aid you now?

USER: I would like to book a ticket to Boston as I have to attend my cousins marriage, can you please help me out?

ASSISTANT: Ok, that is a good plan I will help with the booking. May I know your travel airport codes?

USER: I am flying from IAD to BOS.

ASSISTANT: And I need your travel dates too, can you provide?

USER: I am travelling on these dates 01/24 and 01/26.

ASSISTANT: Please wait a moment.

USER: Make sure my connection limit is 0.

ASSISTANT: A connecting flight is available with airfare 100 and the airlines is UA. Can I book the flight ticket?

USER: Sorry, no don't proceed. Thank you for your services.

ASSISTANT: Ok, there is no direct flight to book, we will inform you if there is a direct flight in future.

USER: Its ok.

ASSISTANT: Thank you for choosing our agency.

USER: Thank you.