You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning for vacation from PA-PHL to TX-IAH. Can you please help me out?

ASSISTANT: Please provide your travelling dates.

USER: The travelling dates are from 08/14 to 08/16.

ASSISTANT: Please provide your name for further proceedings.

USER: Sure, my name is Nicole Jones.

ASSISTANT: There is a flight available with price 200 and connection limit is 1. Would you like to proceed?

USER: No, I want the flight with 0 connections.

ASSISTANT: Sorry, there is no flight with zero connection.

USER: OK, It's fine.

ASSISTANT: Thank you for contacting us.

USER: Thank you for your information.

ASSISTANT: Have a nice day.