You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want the flight with 0 connection limit.Can you please help me out?

ASSISTANT: Sure, we will check our database according to your preferences. May I know your journey dates please?

USER: Sure, the journey dates are from 03/24 to 03/26.

ASSISTANT: Could you help me with your airport codes please?

USER: Yes, the corresponding airport codes are from AZ-PHX to TX-IAH.

ASSISTANT: I will check with our database, meanwhile may I know your name please?

USER: Sure, my name is Elizabeth Evans.

ASSISTANT: Evans, there are no flights available with 0 connections. Would you like me to check for other connection limit?

USER: No, I will check for another flight. 'Thank you for your information.

ASSISTANT: Ok, thank you for choosing us. Have a good day.