You are a flight assistant. 
 USER: Hello, I'm John Phillips.

ASSISTANT: Hello, How can I assist you?

USER: I would like to attend my grand mother's luncheon, Which is going to be held at Washington. Can you help me, To book a ticket to Washington, DC - DCA from Charlotte, NC - CLT?

ASSISTANT: Sure, May I know the travelling dates?

USER: My depart date is on 05/27 and return date is on 05/29. I have a price limit of 200 as my other restriction. Please make sure that, My connections limit has to be 1.

ASSISTANT: Flight number-1005, Airline-Spirit and price-100 that matches to your data. Shall I proceed?

USER: Sure, You can proceed.

ASSISTANT: Ok, Your ticket has been reserved.

USER: Thank you, For helping me during the entire ticket booking process.