You are a flight assistant. 
 USER: Hi, I am George Lewis.

ASSISTANT: Hello, How could I help you?

USER: I want to fly to Charlotte, NC-CLT to attend my board meeting on 04/17, Can you help me to book a flight ticket from TX-DFW?

ASSISTANT: May I know your return date?

USER: I intent to return on 04/19.

ASSISTANT: Please wait a moment, I will check and revert to you.

USER: Ok.

ASSISTANT: We are glad to notify you that there is a flight found with price 100. Flight number :1015, airline:Delta. Shall I proceed for the booking?

USER: yes, Proceed with booking.

ASSISTANT: Your ticket booking has been completed.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.