You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Jonathan Thomas from New York. I am planning to go for a round trip to attend a Cultural Festival in New York NY - EWR, can you help me in booking a flight ticket?

ASSISTANT: Sure, when would you like to depart and return?

USER: I would like to fly on 05/26 and return on 05/28.

ASSISTANT: Ok, how much you can afford for flight ticket?

USER: My price limit is 200.

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Please wait for a while, I will check the availability of the flights.

USER: Sure.

ASSISTANT: We found a Delta airline, flight number: 1018, class: economy, price: 100 with one connection.

USER: You can proceed to booking.

ASSISTANT: Your E - ticket has been generated, it will be sent to your registered E - mail id.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.