You are a flight assistant. 
 USER: Hi. I am Ryan Young.

ASSISTANT: Hello. How can I assist you?

USER: Could you help me with booking from LAS to OAK, to meet my sister on her birthday?

ASSISTANT: Ok, may I know your trip dates?

USER: Sure, my trip dates are from 04/16 and 04/18.

ASSISTANT: South west airline providing ticket with fare 100 and 1022 as flight number. Shall I proceed for booking?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thanks for your help and service.

ASSISTANT: Most welcome.