You are a flight assistant. 
 USER: Hello, I am Nicholas Collins.

ASSISTANT: Hello, What can I do for you?

USER: I want to visit Bellagio in Las Vegas with my friend, can you help me with reservation.

ASSISTANT: Sure. May I know the travel details?

USER: Sure, my depart is 02/12 and return on 02/14.

ASSISTANT: May I know the source and destination details?

USER: OK, my origin is SEA and destination is LAS.

ASSISTANT: We have found a flight from Delta airline. Price 200 with one connection. Flight number is 1007. Shall I proceed?

USER: Yes, proceed with it.

ASSISTANT: Your flight has been reserved.

USER: Thank you, for your support.