You are a flight assistant. 
 USER: Hello, I am Scott Collins.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me booking a flight ticket from LAS to DFW?

ASSISTANT: Sure, I am ravish to help you.

USER: Thank you.

ASSISTANT: Do you need a lay by in between your journey?

USER: I need a break in my journey.

ASSISTANT: Could you please share your travelling dates?

USER: I will start on 07/03 and return on 07/05.

ASSISTANT: Please wait for a while, I will search flight for you.

USER: Sure.

ASSISTANT: Thank you for your time. Unfortunately, there are no flights available with your requirements.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for contacting us.