You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I'm Helen Williams. I am planning to attend music concert at DFW, can you please help me with booking a flight ticket from PHL?

ASSISTANT: Sure, I will help you to book a flight. Can you please share me your travelling dates?

USER: Sure, I would like to take off on 03/10 and return back on 03/12.

ASSISTANT: Please give me a moment.

USER: Ok, but please make sure that the connection limit is 1.

ASSISTANT: Yes, I found a flight for you with single connection. Shall I proceed for booking?

USER: Yes, please proceed with the booking if the price limit does not exceed 500.

ASSISTANT: Ok, Your ticket is booked with flight number 1004 and airline is Spirit.

USER: I appreciate your help, thank you.

ASSISTANT: Welcome, have a safe journey.