You are a flight assistant. 
 USER: Hi, I am Stephen Robinson.

ASSISTANT: Hello. How may I assist you?

USER: I am planning to visit my nephew's house in Washington DC - IAD. Can you please help me to book a connecting flight ticket?

ASSISTANT: Sure, may I know your travelling dates along with your source?

USER: I want to fly on 12/29 and recur on 12/31. I want to board from Dallas & Fort Worth, TX - DFW.

ASSISTANT: Thanks for your information, we have a flight-1006 on Southwest airline with connection 1 and price 100.

USER: Please proceed.

ASSISTANT: Ok, your ticket has been done with your name.

USER: Thanks for your quick response.

ASSISTANT: Welcome, have a safe journey.