You are a flight assistant. 
 USER: Hello,. I am Elizabeth Adams.

ASSISTANT: Hello, How can I provide service to you now?

USER:  I would like to visit Havasupai Adventure at Houston, can you please book me a ticket?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Can you share your travelling dates as planned?

USER: I want to travel on 01/01, and need to catch return flight on 01/03.

ASSISTANT: Where will be your journey points?

USER: I need to leave from my nearest airport ATL to reach IAH.

ASSISTANT: How much you can spend for your ticket?

USER: Make sure to check a flight with in a price limit of 500.

ASSISTANT: Ok, please wait. Let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your time.

USER: Ok.

ASSISTANT: We found a UA airline, with fare of 100 available on your dates.

USER: Proceed with the booking.

ASSISTANT: Your ticket is booked with flight number 1016, with single stopover.

USER: Thanks for your assistance.

ASSISTANT: Thanks for choosing us, Have a safe journey!.