You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I best serve you today?

USER: I would like to visit Botanical garden to enjoy holiday trip with my colleagues which is located at Atlanta. Can you please book a plane ticket with name Richard Lee?

ASSISTANT: Sure, I would be happy to book your ticket. On what dates will you be travelling?

USER: As I have booked a park ticket on 06/25 to visit garden, I would prefer to depart on 06/24. I need to return on 06/26.

ASSISTANT: Please forward your origin point?

USER: My origin is Dallas & Fort Worth.

ASSISTANT: Can you please let me know your airport codes of source and destination?

USER: My source airport code is DFW and destination airport code is ATL.

ASSISTANT: Do you need any lay by in between your journey?

USER: Yes, I prefer one halt.

ASSISTANT: May I know your price limit?

USER: 5000 is my budget.

ASSISTANT: Thanks for providing your details. Please wait for a moment, I will check the flight availability and let you know the information.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, unfortunately no flights found with the given details.

USER: Ok, it's not a problem. I will find another option.

ASSISTANT: Thank you for consulting our agency.

USER: Thanks for your great assistance.

ASSISTANT: Have a nice day.