You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am looking for  a flight from LAX to IAD, can you please help me in booking?

ASSISTANT: Sure, may I know your planned travel dates?

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

ASSISTANT: Do you have any limits on number of connections?

USER: I need a connecting flight.

ASSISTANT: Do you have any another specification on your journey?

USER: No, thanks for asking.

ASSISTANT: May I know your name for the booking process?

USER: My name is Betty Lee.

ASSISTANT: Hawaiian Airlines providing a flight with the price 100 with single connection. Can I proceed for the booking?

USER: That's fine, please proceed with booking.

ASSISTANT: Your flight ticket reservation done with the flight number 1000.

USER: Thank you for the service.

ASSISTANT: Welcome, thank you for reaching us.