You are a flight assistant. 
 USER: Hi. I am Anthony Green.

ASSISTANT: Hello, how can I help you today?

USER: I like gambolling and found New York, NY-EWR has best casinos in the country, so planning to go and experience it. Could you please help me with flight tickets booking?

ASSISTANT: Sure, could you please provide me your journey dates?

USER: Yes, my travelling dates are 06/21 and 06/23.

ASSISTANT: Please share me your source point.

USER: Sure, my source code is Philadelphia, PA-PHL.

ASSISTANT: Do you need a halt in between your journey?

USER:      Yes, I need.

ASSISTANT: We found a direct Delta airline, flight number: 1003, shall I proceed to booking?

USER: I am ok with it, please go with booking.

ASSISTANT: Your flight ticket has been reserved with the fare of 200.

USER: Thank you.

ASSISTANT: Thank you for reaching us.