You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: James Lee here.

ASSISTANT: Lee, how can I help you today?

USER: I would like to travel to Dallas for attend client meeting there. So, can you please help me to book a flight ticket from Seattle, WA - SEA?

ASSISTANT: Sure, I am happy to help you let me know your source airport code?

USER: My source airport code is WA - SEA.

ASSISTANT: Can you help me with your travelling dates to proceed further?

USER: Sure, my travelling dates are 03/21 and 03/23.

ASSISTANT: May I know your destination airport code?

USER: My destination airport code is TX - DFW.

ASSISTANT: I found a flight that JetBlue airline with connection 1 price 100 as per your details, can I proceed to booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket is confirmed with flight number 1001.

USER: Thank you for the booking.

ASSISTANT: My pleasure, I hope you will enjoy this airline.