You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Paul Gonzalez from San Francisco.

ASSISTANT: Welcome to our agency Paul.

USER: Thanks. Can you please help me in flight ticket booking process from SFO to LAS?

ASSISTANT: Paul Gonzalez, can I know your travelling dates please?

USER: Thank you for your positive response, I want to take off on 06/20 and please book my return ticket also on 06/22.

ASSISTANT: Ok, please be on hold for a while.

USER: Ok.

ASSISTANT: Flight-1017 is available for you with single connection at the cost of 200, can I reserve your ticket with this flight?

USER: That's perfect, please book this flight ticket for me.

ASSISTANT: Your booking is done with UA airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.