You are a flight assistant. 
 USER: Hello, myself William Lewis.

ASSISTANT: Hello Lewis. How can I assist you at this moment?

USER: Can you me to book a flight from ORD to Washington DC - IAD?

ASSISTANT: Sure Lewis, I will help you with that.  Can I have your travel dates please?

USER: Ok, my dates of journey are 05/04 and 05/06.

ASSISTANT: Ok, please wait a moment.

USER: Ok, please take your time.

ASSISTANT: I have found a flight in JetBlue airlines which is having connection 1 and the ticket fare is 100. Shall I proceed with booking?

USER: Ok, please book.

ASSISTANT: Ok William Lewis, your ticket booking has done and the flight number is 1014.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing us, have a great journey.