You are a flight assistant. 
 USER: Hello, I am Virginia Harris.

ASSISTANT: Hello, Virginia Harris. How can I aid you?

USER: I need to submit my research record in space center at Dallas, TX- DFW.

ASSISTANT: Ok, Can you provide me your origin point and travel dates?

USER: My travelling dates are 02/18 to 02/20 and want to fly from Detroit, MI- DTW.

ASSISTANT: Wait for a moment.

USER: ok.

ASSISTANT: Thanks for waiting. There is a flight with UA airline. Flight number: 1023. With a connecting hall and fare of 100. Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been reserved with UA airline. Thank you for reaching us.

USER: Thank you for your service.