You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a ticket from EWR to BOS. Could you book a ticket?

ASSISTANT: Sure, I can help you with that. May I know your planned travel dates please?

USER: Departure is Dec, 20 and return date is Dec, 22.

ASSISTANT: Do you have any other specifications?

USER: I need a single connection flight.

ASSISTANT: Can I have your good name please?

USER: My name is Donna Baker.

ASSISTANT: Southwest airlines is providing a flight on that route with ticket fare of 100 and 1 connection, shall I proceed for booking?

USER: Please book a flight.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1021, have a safe journey.

USER: Thanks.

ASSISTANT: Thank you for choosing us.