You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Could you please book a ticket from DC-IAD to TX-HOU?

ASSISTANT: Sure. May I know your good name please?

USER: Sure, I'am Katherine Parker.

ASSISTANT: OK Parker, Could you please provide your travelling dates?

USER: Sure, the departure date is 01/07 and the return date is01/09.

ASSISTANT: OK, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your patience,Based on your travelling dates and codes I got a flight having one connection and price as 300.

USER: OK, please book the ticket.

ASSISTANT: Sure. Your ticket had booked. Please note your ticket details for better convenience. The airline name is Southwest and flight number is 1001.

USER: OK, thank you for the help.

ASSISTANT: Thank you.