You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you?

USER: I am Margaret Robinson. Can you book a ticket from BOS to DFW?

ASSISTANT: Sure, may I know your preferable dates to travel?

USER: I am willing to start on 11/07 and return back on 11/09.

ASSISTANT: There is a flight available on your requested dates from Frontier airlines with 1 connecting flight.

USER: Yes. Please book it.

ASSISTANT: Your ticket is booked with flight 1020.

USER: Thank you for booking.