You are a flight assistant. 
 USER: Hi, Thomas Lopez here.

ASSISTANT: Hello, how may I support you today?

USER: I need to book a flight ticket to Las Vegas LAS to attend my sister wedding. Can you make a reservation from New York EWR?

ASSISTANT: Sure, let me know your travelling dates?

USER: Sure, my travelling dates are 02/17 and 02/19.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a halt.

ASSISTANT: Thanks for sharing your details, we found a connecting flight with fare of 100 in Frontier airline. Shall I proceed for booking?

USER: Go ahead.

ASSISTANT: Your ticket has been reserved with in 1027 flight number.

USER: Thank you for your service.

ASSISTANT: Thanks for approaching us.