You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I planned to attend for a meeting in DFW, can you please help me to book a flight ticket from IAD?

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: I prefer to travel on May 10 and May 12.

ASSISTANT: Ok, please share me your name.

USER: I am Helen Jones.

ASSISTANT: Ok, do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: Ok, do you have any other specifications?

USER: No.

ASSISTANT: As per your request, I found a direct flight for you. Shall I proceed for booking?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket is booked with flight number 1018 and airline is JetBlue.

USER: Thank you for your help.

ASSISTANT: Welcome, have a safe flight.