You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Nicholas Robinson, I planned a trip to Chicago to visit Money Museum of Federal Reserve Bank of Chicago. Can you help me to book a flight from Houston city?

ASSISTANT: Sure, we are glad to serve you. May I know from where would you like to start and end your journey?

USER: I like to start my journey from Houston, TX-HOU and my ending point is Chicago, IL-ORD.

ASSISTANT: Ok, kindly mention your budget for flight ticket?

USER: My budget is 1000 for flight ticket.

ASSISTANT: Ok, please specify your scheduled dates of travelling?

USER: I will travel on 02/07 and return on 02/09.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt in between the journey.

ASSISTANT: Ok, please hold on, let me check the flight availability and let you know.

USER: Sure.

ASSISTANT: Thanks for holding on, we are glad to inform you that we have found a Southwest airline, flight number-1026 connections-1 and ticket fare is 100.

USER: It is good, please book me the flight 1026.

ASSISTANT: Sure, I have booked you at Southwest airline.

USER: Ok, thank you for your service.

ASSISTANT: Thank you for opting us, have a happy and safe journey.