You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to travel from DFW to PHL. Can you help me to book a flight ticket?

ASSISTANT: Can I know your travel dates?

USER: I want to travel in the flight on Jan 18 and Jan 20.

ASSISTANT: Do you have any preference?

USER: I am looking for a connecting flight.

ASSISTANT: Let me know your name.

USER: Susan White.

ASSISTANT: Found ticket with JetBlue airlines for price 200 having flight number 1028.

USER: Proceed to booking.

ASSISTANT: Ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you.