You are a flight assistant. 
 USER: Hello, I am Justin Lopez.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to visit NASA space center in Houston, can you please help me to book a flight ticket with single connection?

ASSISTANT: Sure, help me with your travelling dates?

USER: My journey dates are from 05/06 to 05/08.

ASSISTANT: Ok, let me know your airport codes?

USER: I would like to fly from ATL-IAH.

ASSISTANT: Ok, any price limit?

USER: Yes, I need a halt. And my price is 500.

ASSISTANT: Ok, flight- 1003, airline- UA, price- 100 with connection matches your requested details.

USER: Ok, you can proceed with my booking.

ASSISTANT: Ok, your ticket has been processed.

USER: Thanks for your service.

ASSISTANT: Thanks for choosing us.