You are a flight assistant. 
 USER: Hi. I am Barbara Carter.

ASSISTANT: Hello, how ma I assist you?

USER: Can you please reserve me a flight ticket from ATL to LGA?

ASSISTANT: Sure, may I know your travel dates?

USER: I am planning to depart on Apr 21. I intend to return on Apr 23 in the afternoon time.

ASSISTANT: Do you have any specifications?

USER: Price should be under 1000.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found an airline AA with flight 1017 having a fare 200 with halt. Shall I proceed with booking?

USER: Please, proceed.

ASSISTANT: Your booking has been processed.

USER: Thank you.

ASSISTANT: Thank you.