You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Could you please book a flight ticket from BOS to LGA?

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My travelling dates are Apr 19 and Apr 21.

ASSISTANT: Is there any connection limit for you?

USER: I need a single connecting flight.

ASSISTANT: Are there any other requirements?

USER: I prefer a normal cost airline.

ASSISTANT: Can I know your name for booking your flight ticket?

USER: I am Dennis Young.

ASSISTANT: American Airlines is available with the price of 100 having one connection and economy class. Can I proceed to booking?

USER: Ok, proceed.

ASSISTANT: Your ticket has been reserved with the flight- 1012.

USER: Thank you.

ASSISTANT: Thank you for reaching us.