You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Rachel Harris.

ASSISTANT: Rachel Harris, how can I aid you today?

USER: I want to attend for a Music festival in PHL. Can you please aid me for booking from IAH?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My trip dates are Jan 30 and return on Feb 1st.

ASSISTANT: Ok, do you have any other requirements?

USER: My return time is afternoon.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure.

ASSISTANT: Sorry Rachel Harris, there are no flights available on your requested dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.