You are a flight assistant. 
 USER: Hi, my name is William Davis.

ASSISTANT: Hello, How can I assist you?

USER: To give a presentation regarding the current global issues at Houston, I would like to book a flight ticket within the price of 500 from Atlanta. Can you help me with it?

ASSISTANT: Sure, Please share me your travel dates.

USER: I would like to leave on 03/22 and return on 03/24.

ASSISTANT: Do you need any stop overs in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Can you help me out by providing your exact airport codes?

USER: They are from ATL to HOU.

ASSISTANT: We found a connecting flight with price 200, flight number 1008. Shall I proceed for booking?

USER: Go ahead for booking.

ASSISTANT: Ticket has been confirmed with Frontier airlines.

USER: Thank you for being useful.

ASSISTANT: Thank you for choosing us to serve you.