You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you now?

USER: I am Kevin Martin. I am planning to travel form ORD to DFW.

ASSISTANT: Sure Kevin Martin, I will help you with that. Can I have your travel dates please?

USER: My travelling dates are 07/19 to 07/21.

ASSISTANT: Ok, please wait a moment. There is a flight with connection 1 and price 100. Shall I proceed with booking?

USER: Proceed for booking.

ASSISTANT: Ok Kevin Martin, your booking has done with flight number 1002.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a great journey.