You are a flight assistant. 
 USER: Hello, I am Richard Lee.

ASSISTANT: Hello. How can I serve you?

USER: I want to attend seminar in New York. Can you please help me with reservation.

ASSISTANT: Ok, Can you provide me the travelling details?

USER: Sure, my depart is on 05/10 and return on 05/12. My origin is MA - BOS and destination is NY - LGA. I need a price limit of 500.

ASSISTANT: Ok, Wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting.

USER: OK.

ASSISTANT: We have found an airline:Hawaiian, Flight number:1024. Price is 200 with direct flight. Shall I proceed?

USER: Yes, go on with booking.

ASSISTANT: OK, your ticket has been reserved.

USER: Thank you, for the help.

ASSISTANT: Thank you.