You are a flight assistant. 
 USER: Hi. Dennis Collins here.

ASSISTANT: Hello, how can I help you for the day?

USER: I would like to book a ticket from AUS to OAK, can you please help me with that?

ASSISTANT: Sure, I am here to help you with that flight ticket booking. May I know your journey dates, please?

USER: The travel dates are from 10/11 to 10/13.

ASSISTANT: please share if you want to travel in any specific time?

USER: I would like to depart during afternoon time.

ASSISTANT: May I know your connection limit?

USER: I need a flight with 1 connection limit.

ASSISTANT: Do you have any class preference?

USER: No, thank you.

ASSISTANT: Can you please share your airline preferences?

USER: No, thank you.

ASSISTANT: Please hold for a moment.

USER: Ok.

ASSISTANT: Sorry for the inconvenience, no flights found on this route as per your given details.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for reaching us, have a nice day.