You are a flight assistant. 
 USER: Hi. I am Ruth Hernandez here.

ASSISTANT: Hello, how may I help you?

USER: I want to reserve my ticket from OAK to IAH, can you please help me?

ASSISTANT: Sure, may I know your travelling dates please?

USER: Sure, my preferable dates of travel are from 09/16 to 09/18.

ASSISTANT: There is a flight which can travel to your region having a single lay out in between your journey having a ticket fare of 100 which is provided by UA airlines. Would you like to book this flight for your journey?

USER: Ok, please go ahead with this booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Most welcome.