You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I need your assistance in searching a flight from the hometown city that is Las Vegas, can you please help me to book a flight ticket from ORD to LAS?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Ok, my itinerary dates are from 01/15 to 01/17.

ASSISTANT: May I know your name please to proceed further.

USER: My name is Ruth Davis.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: AA airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Please book my ticket.

ASSISTANT: Your ticket is booked with the flight-1029.

USER: Thank you.

ASSISTANT: Thank you for reaching us.