You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Patrick Jones. I am planning to visit Music Concert at Las Vegas, could you please help me with booking a flight ticket?

ASSISTANT: Sure Jones, could you please mention with your dates of journey?

USER: I would like to take off on 02/19 and return on 02/21.

ASSISTANT: Ok, may I know your respective airports codes please?

USER: My source airport code is IAH and destination airport code is LAS.

ASSISTANT: Please wait for a mean while.

USER: Sure, take your time.

ASSISTANT: There is a direct flight with the price limit is 100 and the airline is naming as Hawaiian. Shall I proceed with this booking?

USER: But I am looking for a connecting flight.

ASSISTANT: Sorry, there is no flight with the connecting flight.

USER: That's ok, not an issue.

ASSISTANT: You are welcome.

USER: Anyways, thank you for the information.

ASSISTANT: Thank you.