You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Linda Davis, I want to book a flight on 11/30 and return ticket on 12/02. can you help me to book a flight ticket?

ASSISTANT: Sure, can you please help me with the airport codes?

USER: I will fly from MN-MSP to TX-AUS.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Sure.

ASSISTANT: Linda, there is a flight available with price 100 and the connection is 1 with Frontier airline. Would you like me to proceed with the booking?

USER: Sure, you can.

ASSISTANT: Your booking is confirmed with 1002 flight number.

USER: Thank you for helping me.

ASSISTANT: Thank you for contacting us.