You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket to DFW from PHL?

ASSISTANT: Sure, let me know your travelling dates.

USER: My travel dates are from Jul 21 to Jul 23.

ASSISTANT: Do you want connecting flight?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: I am Raymond Martinez.

ASSISTANT: We found a Southwest airline, flight number: 1026, price: 100, it is a direct flight.

USER: You can proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you, have a good day.