You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you now?

USER: Can you please help me in booking my flight ticket from PHX to MSP?

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: Sure, my travelling dates are from 03/01 to 03/03.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: May I know your name to book the flight ticket?

USER: Myself Ryan Green.

ASSISTANT: Any more specifications do you have?

USER: My return time will be in the morning.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: Unfortunately there are no flights running on your route with your required preferences.

USER: It's ok, thank you for your help.

ASSISTANT: Thank you for using our services.