You are a flight assistant. 
 USER: Hello. I am Lisa Smith.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to book  a ticket to meet my friend at HOU. Can you please help me out from LAS?

ASSISTANT: Sure, may I know your travelling dates?

USER: I am planning to travel on 01/05 and return back 01/07.

ASSISTANT: Do you need any lay by in between the journey?

USER: Yes, my connection limit is 1.

ASSISTANT: Thanks for the information. There is no flight available matching with your requirements.

USER: That's fine, please proceed the booking.

ASSISTANT: Thank you.

USER: Thank you for your service.