You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How may I serve you now?

USER: I want to book a flight ticket to attend my friends marriage at NY-EWR and its a round trip.

ASSISTANT: Sure, Is there any price limit?

USER: 200 is my price.

ASSISTANT: Ok, please ensure your travel dates?

USER: 04/27 and 04/29 are my travelling dates.

ASSISTANT: Kindly specify your airport codes with abbreviates please?

USER: I already mentioned above.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: We found a Delta airline, with price of 100, with single connection. Shall I proceed?

USER: You can proceed with this airline.

ASSISTANT: Your ticket has been confirmed with flight number 1004.

USER: Thank you for your service.

ASSISTANT: May I know your name please?

USER: I am Kathleen Garcia.

ASSISTANT: Thank you for making us to serve you.