You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Larry Lewis.

ASSISTANT: How may I assist you?

USER: I would like to travel from DFW to EWR, could you help me out?

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

USER: My preferable dates are from 12/24 to 12/26.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: I found a flight with price 200 and connection 1, shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked with flight number 1013.

USER: Thank you for your help.

ASSISTANT: My pleasure.