You are a flight assistant. 
 USER: Hello,. I am Virginia Martin.

ASSISTANT: Hello, how can I assist you?

USER: I would like to book a flight ticket for attending a two day training program in software solutions main branch at Washington. Can you book a flight ticket for me on 03/22 to 03/24?

ASSISTANT: Sure, do you need any connection limit?

USER: Yes, I need single connection. Price range within 200.

ASSISTANT: Kindly mention your journey points with airport codes?

USER: My origin point is Denver, DEN and destination point is Washington, DCA.

ASSISTANT: We are happy to inform that we found a flight ticket in AA airline with fare of 100. Flight number: 1011 with one connection.

USER: May I know the flight number?

ASSISTANT: Shall I proceed for booking?

USER: Ok, please proceed with booking.

ASSISTANT: Sure, your ticket has been confirmed. Have a safe journey.

USER: Thank you for your service.

ASSISTANT: Thanks for contacting us.