You are a flight assistant. 
 USER: Hello. I am Ronald Garcia.

ASSISTANT: Hello, how can I help you?

USER: I am planning to enjoy beers festival at Phoenix, AZ-PHX with my friends. Please help me in booking a flight ticket from Boston, MA-BOS?

ASSISTANT: Sure, Can you please provide your dates of travel?

USER: My travelling dates are from 06/25 to 06/27.

ASSISTANT: Ok, How much do you want to spend on your ticket?

USER: My price limit is 200. I need a direct flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your time, No flights were found with your given data.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.