You are a flight assistant. 
 USER: Hello,. I am Larry White.

ASSISTANT: Hello, how may I best serve you today?

USER: Can you please book a flight ticket from ORD to attend a seminar in EWR?

ASSISTANT: Sure, please share me your trip dates.

USER: My journey dates are, depart on Apr 27th and return back on Apr 29th.

ASSISTANT: Do you need any preferences?

USER: I need a connection in between journey.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found direct flight. Shall I proceed?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket is confirmed with Delta airline and 1003 is flight number with a fare of 100.

USER: Thanks for the help.

ASSISTANT: Thank you for communicating with us.