You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please help me in booking my flight from PHX to reach LGA, as I have a meeting there?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: Myself Benjamin Moore.

ASSISTANT: Please help me with your planned travel dates.

USER: Sure, my travel dates are Mar 10th and Mar 12th.

ASSISTANT: Do you need a direct or connecting flight?

USER: I need a single connecting flight.

ASSISTANT: Please help me with your preferred class to fly.

USER: I am comfortable in any class.

ASSISTANT: Do you have any other preferences in your journey?

USER: Yes, I must depart in the evening.

ASSISTANT: Please allow me a minute.

USER: Ok, sure.

ASSISTANT: Benjamin Moore, I am really sorry to inform you that there are no flights available for your journey.

USER: Ok, not a problem. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us. Have a great time.