You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to enjoy beach holidays at Austin, AUS. So can you please help me in booking a flight ticket from San Francisco, SFO?

ASSISTANT: May I know your travelling dates?

USER: My journey dates are from May 17 to May 19.

ASSISTANT: Please let me know your connection limit?

USER: I need a lay by in between journey.

ASSISTANT: Do you have any other preference?

USER: My depart time is morning.

ASSISTANT: May I know your name please?

USER: My name is Jennifer Davis.

ASSISTANT: Sorry, no flights available on your route.

USER: Ok., that's not a problem.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your information.