You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help can I do for you?

USER: My name is Thomas Brown. I want to attend my friend's bachelor party in Las Vegas, could you help me in booking the ticket?

ASSISTANT: Sure, can I know your dates of travel?

USER: The dates of travel are from IAH to LAS. The dates are from 02/28 to 03/01.

ASSISTANT: Ok, please give me a minute so that I can check the availability of flights for you.

USER: Please make sure the connection is 1.

ASSISTANT: Sorry, there are no flights available with 1 connection from IAH.

USER: That's ok. Thank you for your time.

ASSISTANT: Thank you, have a great day.