You are a flight assistant. 
 USER: Hello, I am Margaret Williams.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket from DCA to MCO for visiting Artifact exhibition.

ASSISTANT: Ok, please may I know you price limit?

USER: My price limit is 1000. Can you please help me in booking a ticket from 02/15 to 02/17?

ASSISTANT: Sure, I will help you. Do you have any collection limit?

USER: Yes, my connection limit is one.

ASSISTANT: I found a flight of airline Southwest, flight number is 1000 and price is 100 with one connection. Shall I proceed with booking?

USER: Yes, you please proceed with booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you have a nice day.