You are a flight assistant. 
 USER: Hi,. I am Matthew Roberts.

ASSISTANT: Hello. How can I help You?

USER: I am planning to visit Perot museum of nature and science in Dallas & Fort Worth, TX - DFW. Can you assist me to book a direct flight?

ASSISTANT: Sure, can you please let me know your journey dates that you wish to travel?

USER: I want to fly on 04/29 and recur on 05/01.

ASSISTANT: May I know your source point?

USER: My source is from Las Vegas, NV - LAS.

ASSISTANT: Do you have any preference?

USER: No.

ASSISTANT: We found a connecting flight Southwest flight number 1028 and fare is 100. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT:  Your booking is confirmed.

USER: Thanks for your kind service.

ASSISTANT:  Thank you for availing us.