You are a flight assistant. 
 USER: Hello. I am Andrew Hill.

ASSISTANT: Hello. How may I occur you?

USER: I need a flight ticket from Dallas & Fort Worth to reach New York city, can you please help me to reserve my flight ticket?

ASSISTANT: Sure, will you mention your airport codes please?

USER: Thank you. The airport codes which I prefer to travel are from DFW and EWR.

ASSISTANT: Ok, can you please provide your travelling dates?

USER: My preferable travel dates are 12/23 and 12/25.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, I will wait for your reply. Please make sure that the connection limit is 1.

ASSISTANT: I found a flight with 1 connection with the price of 100. Can I proceed?

USER: Yes, I am ok with this flight details. Please proceed with ticket booking.

ASSISTANT: Sure, you flight is booked successfully with flight number 1005.

USER: Thanks a lot for your assistance in booking a flight ticket.

ASSISTANT: Thank you for consulting us.

USER: Welcome.