You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I want to book a flight ticket from Washington DCA to San Francisco SFO. Can you find a flight ticket for me?

ASSISTANT: Sure, can you please share your preferable journey dates?

USER: Ok, my itinerary dates are on Mar 28 and return on Mar 30.

ASSISTANT: May I know your name please?

USER: Yes, I am Charles White.

ASSISTANT: Do you have any specifications?

USER: Ok, I need a single connecting flight.

ASSISTANT: I found a ticket for you with price of 100, flight number is 1019 in economy class and connection is 1. Is it ok for you?

USER: Yes, you can proceed with the ticket booking.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.