You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: please make a reservation with the name of Michael Hall.

ASSISTANT: May I know your travel preferences?

USER: Please book a flight ticket with a connecting flight, return in the morning.

ASSISTANT: May I know your airport codes?

USER: I am heading to AUS from OAK.

ASSISTANT: Please share your travel dates?

USER: My travel dates are May 02 and May 04.

ASSISTANT: Is there any specifications for you?

USER: No.

ASSISTANT: Sorry, no flights found as per your preferences.

USER: Not a problem, thank you for your information.

ASSISTANT: Thank you.