You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit a New York, EWR from DCA. Can you find a ticket for me?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, my preferable dates are 05/18 to 05/20.

ASSISTANT: May I know your name please?

USER: Yes, I am Charles Carter. Make sure that the connection limit is 1.

ASSISTANT: The UA airline with flight number 1019 is available having price as 200 and connection as  1.

USER: Yes, proceed with the booking.

ASSISTANT: Ok. Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Have a safe flight.