You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Karen Wright. Can you help me to book a flight from BOS to DFW?

ASSISTANT: Sure Karen, I will help you with that.

USER: My travelling dates are 03/18 and 03/20.

ASSISTANT: Can I have your travel dates please? Ok, please wait a moment.

USER: Please search a flight with above details.

ASSISTANT: I have found a a flight with connection 1 and price 300 in Delta airlines, is it ok for you?

USER: Proceed with booking.

ASSISTANT: Ok Karen Wright., your booking has done with flight number 1008.

USER: Thank you for your help.

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