You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Frank Lewis.

ASSISTANT: How can I help you?

USER: Can you help me in booking a flight ticket from PA - PHL to IL - ORD?

ASSISTANT: Sure, I am here to help you. May I know your travelling dates please?

USER: I would like to fly on 09/23 and return on 09/25.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Wait a minute please.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1013 and airline UA at a price of 100 with 1 connection.

USER: You can proceed to booking.

ASSISTANT: Sure, your booking is done.

USER: Thank you.