You are a flight assistant. 
 USER: Hi, I am Anthony Smith.

ASSISTANT: Hello, How may I render you today?

USER: I need to book a flight ticket to Washington DCA to visit Lincoln memorial.

ASSISTANT: Ok.

USER: Can you make a round trip reservation?

ASSISTANT: Sure, I am here to help you. Will you please mention the starting and arrival dates?

USER: Sure, I would prefer to travel on 10/23 and 10/25.

ASSISTANT: Do you have any other requirements?

USER: I need a halt.

ASSISTANT: Ok, we found a flight with a fare of 100. You can go in Spirit airlines in economy class.

USER: Please proceed to book.

ASSISTANT: I proceeded to book your ticket with flight 1005. Thank you for opting us, Have a nice day.

USER: Thank you for your assistance.