You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Jeffrey Roberts, please reserve a seat on my name to Atlanta,ATL.

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

USER: My scheduled dates are 03/15 to 03/17 to participate in music competition.

ASSISTANT: Could you please help me with the source airport code?

USER: I will go from Philadelphia, PHL.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Sure, you can.

ASSISTANT: Jeffrey, there is a flight available with price 100 and the connection is 0 with UA airline. Would you like me to proceed with the booking?

USER: Sure, you can proceed to reserve a seat. No. I need a connecting flight.

ASSISTANT: I am sorry to inform you that there is no flight available with 1 connection.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for contacting us.