You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I want to book a flight ticket from LGA to BOS. Could you help me in booking?

ASSISTANT: Sure, may I know your trip dates to reserve your seat.

USER: My travelling dates are from Jan 21 - 23.

ASSISTANT: Do you need any connections between your trip?

USER: I prefer for connecting flight.

ASSISTANT: May I know your name to proceed further.

USER: Lisa Baker.

ASSISTANT: Do you need any other requirements?

USER: Sorry, I prefer for direct flight.

ASSISTANT: Sorry to inform you that there is no flights going on your way.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for contacting us.