You are a flight assistant. 
 USER: Hello, I am Benjamin Johnson.

ASSISTANT: Hello,. How may I help you?

USER: I want to book a flight ticket to go for beer festival at Philadelphia. Please help me out.

ASSISTANT: Please provide your journey codes, in order to book a flight ticket.

USER: I want to fly from GA- ATL to PA- PHL.

ASSISTANT: Please specify journey dates?

USER: My travelling dates are from 04/19 to 04/21.

ASSISTANT: Ticket can be booked with airline Hawaiian, flight connections is 1. Flight number is 1028 with price 100.

USER: Please go with booking.

ASSISTANT: Ticket is booked.

USER: Thank you.

ASSISTANT: Thanks.