You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I help you?

USER: I am Eric Robinson. I want to book a ticket for round trip to  Dallas & Fort Worth, TX - DFW. Could you help me in booking?

ASSISTANT: Please provide your travel dates.

USER: My preferable dates are from 12/17 to 12/19.

ASSISTANT: Do you need halt in between your journey?

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

ASSISTANT: Ticket is found with airline Delta having price 100.

USER: Please proceed.

ASSISTANT: Ticket is booked with flight number 1006.

USER: Thank you.

ASSISTANT: Thanks.