You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I planned to meet my friend in LAS, can you please help me to book a flight ticket from PHX?

ASSISTANT: Sure, let me know your travel dates?

USER: I prefer to travel on Oct 31 and Nov 02.

ASSISTANT: Do you have any connection limit?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Can I know your good name?

USER: I am Andrew Hernandez.

ASSISTANT: Thanks for your details, there is no flight found on your desired journey routes.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for availing us.