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

ASSISTANT: Hello, How can I provide assistance to you?

USER: I want to go Orlando for visit purpose I need to book a flight ticket, can you help me for booking a flight ticket?

ASSISTANT: Sure, I will help you with that. Can you please provide me your airport abbreviates?

USER: I would like to travel from IL-ORD to FL-MCO.

ASSISTANT: Is there any price limit?

USER: Yes, I need price limit should not exceed 200.

ASSISTANT: Please provide your travelling details?

USER: My departure date on 05/16 to arrival on 05/18.

ASSISTANT: Ok, Please stand by I will check and revert you.

USER: Sure.

ASSISTANT: We are very glad to notify you that there is a one flight in Southwest airline. And flight number is 1007 with the price of 100. Can I proceed with the booking?

USER: Yes,you can proceed for booking.

ASSISTANT: The ticket has been reserved.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us, Have a happy journey.