You are a flight assistant. 
 USER: Hi. I am Ronald Adams.

ASSISTANT: Hello, how may I help you?

USER: I want to see Dallas Arboretum & Botanical Garden, can you please book me a ticket with price under 500?

ASSISTANT: Sure, we are here to help you. May I know on which dates you are willing to travel?

USER: My planned dates to travel are from 07/13 to 07/15.

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: My journey starts from Austin, TX-AUS to Dallas, TX-DFW.

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

USER: Ok.

ASSISTANT: Here is a flight in AA airline of flight number 1015 having a stopover and fare is 800. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.