You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please help me with booking a flight form LAS to MCO?

ASSISTANT: Sure, may I know your travel dates?

USER: My journey dates are from Oct 30th to Nov 1st.

ASSISTANT: Do you have any specifications?

USER: I need 1 connection flight.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: Please share me your name.

USER: My name is Patrick Harris.

ASSISTANT: Sorry, there is no flight at this moment.

USER: Oh! That's very disappointing to know.

ASSISTANT: Thank you.

USER: Thank you for checking anyways. Most welcome.