You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I need to reserve a ticket from DFW to IAD, can you help me in doing that?

ASSISTANT: Sure, can you please share me with your dates of journey?

USER: My trip dates are June 17 to 19.

ASSISTANT: May I know your name please?

USER: Alexander Mitchell here.

ASSISTANT: Do you have any other specifications please?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: I found a connecting flight of fare 100 with the Southwest airline, shall I proceed with this booking?

USER: Ok, proceed.

ASSISTANT: Ok, I have confirmed your ticket with the flight number 1009.

USER: Thank you.

ASSISTANT: You are welcome, have a safe journey.