You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book a flight from PHX to CLT?

ASSISTANT: Sure, can you share me your travel dates?

USER: My trip dates are July 09 to 11.

ASSISTANT: Is there any connection limit for you?

USER: I prefer a connecting flight.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Please help me with your name for booking.

USER: I am Nicholas Harnandez.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.