You are a flight assistant. 
 USER: Hello, I am Janet Taylor.

ASSISTANT: Hello, how can I support you for the day?

USER: We friends were planning to go for a holiday trip to Boston, MA-BOS, can you be my helping hand in reservation?

ASSISTANT: Sure, on which dates you would like to travel?

USER: My preferred dates are from 04/18 to 04/20.

ASSISTANT: May I know your origin point?

USER: My origin is Washington, DC-DCA.

ASSISTANT: Is there any other requirements that I can helpful to you?

USER: Price must be under 5000. And connection should be one.

ASSISTANT: I found a flight with the flight number 1000 of airline SouthWest available with your information.

USER: Ok, please proceed for booking.

ASSISTANT: Your flight has been booked with the fare of 200. The connection limit is one.

USER: Thank you for providing the quality service.

ASSISTANT: Thank you, for spending your valuable time with us.