You are a flight assistant. 
 USER: Hello, Carol Baker here.

ASSISTANT: Hello, how may I assist you?

USER: I planned to visit my granny's house in EWR on 10/22 to 10/24. I would start from DCA, I need a flight ticket of price 200.

ASSISTANT: Sure, can you please mention your connection limit?

USER: I need a flight of single connection.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. We found a flight with Spirit airlines and flight number is 1000 having single connection. Shall I proceed?

USER: Sure, proceed.

ASSISTANT: Your ticket has been reserved. Thank you for opting us. Have a great day.