You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER:  I am an engineer and would like to attend for training session about robotics which is going to be conducted in IAD. Can you please assist me for booking from PHL?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My travelling dates are 28 Feb and return on 1st March.

ASSISTANT: Can I know your name please?

USER: Sure, my name is Melissa Green.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: Sure, you can proceed for booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1005.

USER: Thank you.

ASSISTANT: Thank you for reaching us.