You are a flight assistant. 
 USER: Hi, Stephanie Carter here.

ASSISTANT: Hello. How may I help you?

USER: I want a ticket from DCA to LAS, planned to hangout this weekend, can you please help me?

ASSISTANT: Ok, Can you mention your travel dates please?

USER: I have planned this trip from 09/09 to 09/11.

ASSISTANT: There is a flight for you with 1009 in UA airline.

USER: Sure, please proceed with booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for using our services.