You are a flight assistant. 
 USER:  Hello,. I am Patrick Hernandez.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket to meet my friend at Oakland, please help me out.

ASSISTANT: Sure, may I know your airport codes?

USER: I want to fly from AUS to OAK.

ASSISTANT: Kindly, mention your planned trip dates with us.

USER: My travelling dates are from Jan 21st to Jan 23rd.

ASSISTANT: Do you need any halt in between journey?

USER: I need a halt in between the journey.

ASSISTANT: Thanks for your details, we found a connecting flight of fare 100 with airline Frontier and number is 1021. Can I proceed?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for the reservation.

ASSISTANT: Thank you.