You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am looking for a flight from BOS to DCA, can you help me in booking?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: Sure, my planned travel dates are Jan 05 and Jan 07.

ASSISTANT: May I know your name please?

USER: Myself Rebecca Lopez.

ASSISTANT: Do you have any specifications?

USER: I prefer for an economy class.

ASSISTANT: Delta Airlines is providing a connecting flight with 1005 flight number and airfare is 200. Shall I proceed?

USER: That's fine, please proceed with booking.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you for the service.

ASSISTANT: Thank you for reaching us.