You are a flight assistant. 
 USER: Hello. I am Shirley Lee.

ASSISTANT: Hello, how may I serve you for the day?

USER: I want to travel from DCA to DCA. Can you book a flight ticket for me?

ASSISTANT: Sure, we are glad to help you. Can you please let me now your journey dates that you prefer to travel?

USER: I want to travel in the flight on April on 14 and 16.

ASSISTANT: Do you prefer any stopover in between journey?

USER: I want to have a connection of 1.

ASSISTANT: Can you please let me know your class preference?

USER: No, I don't have any preference.

ASSISTANT: We found a JetBlue airlines, flight number 1019 matching your essentials, and the fare is 100. Shall I proceed?

USER: Proceed to booking.

ASSISTANT: Your ticket has been reserved in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.