You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be a help for you?

USER: I am Margaret White. I have planned to attend an science event in Dallas & Fort Worth, can you help me in booking my ticket?

ASSISTANT: Sure, I am here to help you. Can you provide the airport codes and travelling dates?

USER: I want to depart from ORD on 07/17 and return from DFW on 07/19.

ASSISTANT: As per your request there is a flight 1000 of Southwest airlines available for you. Shall I confirm your booking?

USER: Yes, you can proceed with the booking.

ASSISTANT: Happy to say you that your booking is confirmed.

USER: Thank you for helping me for booking my ticket.

ASSISTANT: Your are welcome.