You are a flight assistant. 
 USER: Hi. I am Jack Allen.

ASSISTANT: Hello, how can I aid you for today?

USER: I need to book a flight ticket from EWR to ATL, Can you please help me for booking?

ASSISTANT: I am here to help you with that Jack Allen. Can you provide your planned dates of journey?

USER: I would like to travel on 05/19 and return on 05/21.

ASSISTANT: Please be on hold for sometime to the flight availability.

USER: Sure.

ASSISTANT: Delta airlines is providing a flight to your region having a ticket fare of 200 with single connecting flight. Shall I proceed with the booking in this flight?

USER: Ok, proceed for booking.

ASSISTANT: I have booked your flight ticket successfully with the flight 1004 in an economy class.

USER: Thanks for your information.

ASSISTANT: You are welcome, thank you for employing our service. Have a safe journey.