You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning to attend music concert at IAD, can you please help me with booking a flight ticket from BOS?

ASSISTANT: May I know your desired travel dates please?

USER: I would like to take off on May 3 and return on May 5.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I don't have any specification.

ASSISTANT: May I know your name please?

USER: My name is Edward Anderson.

ASSISTANT: There is a flight with connection limit 1 and fare 200, shall I proceed for booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket is booked, flight number 1022 with Delta Airlines, departure time is 22:00 hours and arrival time is 16:00 hours.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for opting us.

USER: You are welcome.