You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I help you?

USER: Please book a ticket from Austin, TX-AUS to Philadelphia, PA-PHL.

ASSISTANT: Sure, can I know your preferable dates?

USER: Depart is by 11/10 and return date is 11/12.

ASSISTANT: On which name should I reserve the ticket?

USER: I am Kathleen Phillips.

ASSISTANT: We found a flight from Delta airline with 1 connection and fare is 100. Shall I proceed?

USER: Please book a flight.

ASSISTANT: Your ticket is booked with 1004 flight number.

USER: Thanks.

ASSISTANT: Thank you for reaching us.