You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Edward Wilson. I want to book a flight ticket on dates from 05/20 to 05/22.

ASSISTANT: Ok. Sure Wilson, I here to help you. Can you please provide me your location airport codes.

USER: I want to travel from PHX to ORD.

ASSISTANT: Here is a flight with 2 connection in your route.

USER: No, please search a flight with 0 connections.

ASSISTANT: Ok, I will search with your request. Sorry Wilson, no flights with 0 connection limit.

USER: That's fine. Thank you for your time.

ASSISTANT: Thank you for reaching us.