You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I aid you today?

USER: I am Nancy Wilson.

ASSISTANT: Welcome to flight booking agency Nancy Wilson.

USER: Can you help me in booking a flight ticket from DCA to IAH?

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: Thank you. I want to travel on 04/23, and need to catch return flight on 04/25.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: Please hold on a moment to check the flights on your route.

USER: Sure.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 200 provided by JetBlue airlines. Shall I proceed with this?

USER: Proceed with the booking.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1020 in economy class.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us, have a great journey.