You are a flight assistant. 
 USER: Hello, I am Catherine King.

ASSISTANT: What can I do to make your experience better with us?

USER: I want to travel to Detroit institute of arts to give a seminar, can you please book me a ticket with price under 1000?

ASSISTANT: Sure, please let me know your boarding and landing points.

USER: My boarding point is Oakland, CA-OAK and landing point is Detroit, MI-DTW.

ASSISTANT: Is there any connection limit?

USER: My connection limit is one.

ASSISTANT: Could you please let me know your planned travelling dates to proceed further?

USER: My planned travel dates are from 03/04 to 03/06.

ASSISTANT: Just a moment I will check and revert to you.

USER: Ok.

ASSISTANT: Thanks for waiting, we found an UA airline matching your essential details with the flight number-1004 and the fare 100.

USER: Please reserve my ticket.

ASSISTANT: Your booking has been processed successfully.

USER: Thank you for making me comfortable in booking.

ASSISTANT: You're welcome. Happy journey.