You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: To attend an meeting in Austin, I need to book a flight from PHX to AUS.

ASSISTANT: Sure, let me know your travel dates please?

USER: My journey dates are Nov 16 to Nov 18.

ASSISTANT: May I know your connection limit?

USER: I want a single connection flight.

ASSISTANT: Can I know your name please?

USER: Robert Wilson here.

ASSISTANT: Sorry to inform you that there are no flight services available on your given details.

USER: Ok, not an issue,. Thanks for your communication.

ASSISTANT: Thanks for contacting us.