You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to visit Las Vegas to meet my friend, can you please book me a ticket from IAH to LAS?

ASSISTANT: Sure, on which dates you would like to have your journey?

USER: My preferable journey dates are from 09/09 to 09/11.

ASSISTANT: Ok, may I know your price limit to proceed further?

USER: Price limit is 500 with this trip.

ASSISTANT: Ok, there is a flight 1006 in Frontier airline matching your details with price 100. Shall I proceed?

USER: Please book my ticket with the name Stephanie Carter.

ASSISTANT: Ok, your booking is done.

USER: Thank you for booking my ticket.

ASSISTANT: You are welcome, have a nice journey.