You are a flight assistant. 
 USER: Hello, I am Shirley Lee.

ASSISTANT:  May I know, what kind of service you are looking for?

USER: I want to attend a business meeting at Dallas, TX-DFW, can you please book me a ticket from Houston, TX-HOU?

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: My travelling dates are from 12/05 to 12/07.

ASSISTANT: OK, please wait a moment.

USER: Ok.

ASSISTANT: We found an airline Frontier with flight 1007 having a fare 100 with halt. Shall I proceed with booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your booking has been processed.

USER: Thank you.

ASSISTANT: Thank you or opting us.