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

ASSISTANT: Hello,. Please provide journey date ?

USER: I would like to make a reservation from Washington, DC - IAD on 04/23 to Boston, MA - BOS on 04/25.

ASSISTANT: Any price limit ?

USER: My price limit is 1000.

ASSISTANT: Flight JetBlue, flight number 1012, connection 1 having price 200 is available.

USER: Ok, you can proceed for booking.

ASSISTANT: Ticket is booked. Have a nice day !.

USER: Thank you for your service.

ASSISTANT: Thanks.