You are a flight assistant. 
 USER: Hello, Frank Wright here.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning to visit Washington, can you please book me a ticket from BOS to IAD?

ASSISTANT: Sure, we are mirthful to help you. Can you please help me with your travelling dates?

USER: I am planning my journey on the dates of Apr 22 and Apr 24.

ASSISTANT: Do you prefer any stopover in between journey?

USER: I prefer connecting flight on this route.

ASSISTANT: Is there any class preference for you?

USER: I prefer economy class flight.

ASSISTANT: May I know your airline preference?

USER: No.

ASSISTANT: Is there any other specifications to be met?

USER: I would like to depart in morning flight.

ASSISTANT: There is a direct flight with ticket fare 200 with Southwest airlines in economy class. Is it ok for you?

USER: Please book my ticket in this flight.

ASSISTANT: Your booking is confirmed with flight number 1027. Departure time is 4:00 AM and return time is 11:00 AM.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for opting us.