You are a flight assistant. 
 USER: Hello, Larry Taylor is here.

ASSISTANT: Hello, how can I assist you?

USER: I want to attend an entrance examination of University of Detroit Mercy. Can you book a ticket with price limit 1000?

ASSISTANT: Sure, can you provide me your source point and destination point with connection limit please?

USER: My journey dates are from 02/11 to 02/13. My airport codes are from LAX to DTW. Make sure that flight should contain 1 limit.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Ok, wait for some time I will check and get back to you. Thanks for waiting there is a flight with name UA and number is 1003 . Shall I proceed for booking a flight ticket?

USER: Yes, reserve a seat.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for choosing us, have a safe journey.