You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I am Dorothy Walker. I am planning to book a ticket from PHL to DFW.  Can you please help me out?

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

USER: I would like to travel on 01/30 and return back on 02/01.

ASSISTANT: Let me check for the availability of flight.

USER: Sure.

ASSISTANT: Dorothy, there is a flight available with price 200 and the connection is 1 with UA airline. Would you like me to proceed with the booking?

USER: Please confirm the booking.

ASSISTANT: Your booking is confirmed with 1002 flight number.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for reaching us, have a great day.