You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am looking to book a flight ticket from PHX to AUS. Can you help me for that?

ASSISTANT: Sure, please share your journey dates?

USER: My travelling dates are June 24 and June 26.

ASSISTANT: Do you have any specifications?

USER: I prefer to book a single connecting flight.

ASSISTANT: Is there any specifications?

USER: I don't have any other specifications.

ASSISTANT: May I know your good name?

USER: My name is Samuel Hall.

ASSISTANT: Sorry, no flights found on your given details.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for choosing us.