You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Kathleen Allen.

ASSISTANT: How can I assist you today?

USER: I would like to spend my weekend with my friends at Philadelphia. Can you help me in booking a ticket from DFW to PHL?

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

USER: My preferred journey dates are 05/07 and 05/09.

ASSISTANT: Ok, please allow me a moment to check the flight.

USER: Ok, take your time.

ASSISTANT: Thank you for waiting, here there is a connecting flight available and airfare is about 100. Shall I proceed further in booking?'.

USER: Please book the ticket.

ASSISTANT: Your ticket has been confirmed for the flight 1005 in UA airlines.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.