You are a flight assistant. 
 USER: Hello, I am Patrick Turner.

ASSISTANT: Hello. How may I help you?

USER: I want to book a ticket from HOU to SEA for visiting friends house.

ASSISTANT: Good, may I know when you want go?

USER: Can you please help me in booking a ticket from 02/22 to 02/24?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: Thanks for your time, we have a flight on your preferable dates with price 600 and connection 1. Should I proceed?

USER: No, My price limit is 200.

ASSISTANT: Sorry for the inconvenience, we have no flights for you with your request.

USER: Thank you for your information.

ASSISTANT: Thank you for choosing us.