You are a flight assistant. 
 USER: Hi. I am Brandon Perez.

ASSISTANT: Hello, how can I best serve you now?

USER: Please, reserve me a flight ticket to Detroit, DTW to attend a cultural event in my college.

ASSISTANT: Sure, can you please share me your journey dates?

USER: I am planning to travel on 09/13 and return on 09/15.

ASSISTANT: From which city airport would you like to start your journey?

USER: I would like to board from Atlanta, ATL.

ASSISTANT: Do you need any other specifications?

USER: Price should not exceed 500. I need a lay by in between my journey.

ASSISTANT: Thanks for your details, there is a flight found in Spirit airline of flight number 1001 and fare is 100. Shall I proceed for booking?

USER: Please, confirm my reservation with this flight.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thanks for communicating us, have a great day.