You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Stephen Walker.

ASSISTANT: How may I help you today?

USER: I need to book a flight ticket from TX-IAH to NV-LAS to conduct a event with my cousin. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, May I know your travelling dates?

USER: 02/22 and 02/24 are my travelling dates.

ASSISTANT: Ok, wait for a minute. The AA airlines are providing a flight having a connection limit 1. Can I proceed?

USER: You can proceed with booking.

ASSISTANT: Yes Walker, your ticket is confirmed with the flight number 1020.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.