You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jerry Hernandez here.

ASSISTANT: Jerry Hernandez, how may I assist with you with today?

USER: Can you please help me in booking a flight ticket from ORD to PHX?

ASSISTANT: Sure, I will help you with it. Could you please help me with your travel dates?

USER: Sure, my travel dates are from Oct 14 to Oct 16.

ASSISTANT: Thank you for the information. Please allow me a minute while I search for the flight.

USER: Sure.

ASSISTANT: I regret to inform you that there no flights available as per your request.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us, have a happy time.