You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Brenda Nelson.

ASSISTANT: Nelson, how can I aid you?

USER: I want to book a ticket from BOS to ORD to attend seminar, can you help me in booking?

ASSISTANT: Sure, I will help you. Can you please provide me your travel dates?

USER: I am departing on 05/12 and return on 05/14.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: There is a flight available with Delta airlines and the ticket fare is 200 only. Is it ok for you?

USER: Please proceed for booking.

ASSISTANT: Nelson, your ticket is booked and your flight number is 1008.

USER: Thank you for your help.

ASSISTANT: You are most welcome and have a safe flight.